The correct option for the give question is option C. Binary fission is the all separation of the body into some two new bodies. , a process by which the single cell splits are into two cells to multiply
Binary fission, sexual reproduction by separating the body into two new bodies. In binary fission, an organism replicates its genetic material, or deoxyribonucleic acid (DNA), and divides into two parts (cytokinesis), with each new organism receiving a copy of the DNA. Mutilation in biology is the division of one entity into two or more parts, and the reproduction of those parts into separate entities that resemble the original. Usually the dividing body is a cell, but the term can also refer to how an organism, body, population, or species divides into separate parts. Binary fission means "divided in two". This is the simplest and most common method of as-xual breeding.
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explain how breathing in and breathing out relate to aerobic respiration. be sure to identify the molecules involved.
The process of aerobic respiration uses glucose and oxygen as reactants producing six molecules of carbon dioxide, 6 molecules of water, and 30 molecules of ATP which is used directly to produce energy.
Aerobic respiration is the process by which fuels, such as fats and carbohydrates, are transformed into chemical energy. On the other hand, anaerobic respiration doesn't need oxygen.
Respiration is a process used by all cells to turn fuel into energy that can power cellular processes. As a consequence of respiration, adenosine triphosphate (ATP) is a molecule that uses the phosphate bonds' stored energy to fuel chemical reactions. It is often referred to as the "money" of the cell.
Anaerobic respiration produces ATP more slowly and is less efficient than aerobic respiration. This is true because oxygen serves as a fantastic electron acceptor in the chemical reactions that create ATP.
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which property explains why a sponge laid on a puddle of water begins to soak it up? which property explains why a sponge laid on a puddle of water begins to soak it up? sublimation capillary action cohesive forces viscosity surface tension
Liquids rise or absorb through tiny holes and gaps in some materials, a process is known as capillary action or capillarity. Because they have pores and are permeable, paper towels allow both liquid and air to pass through their small spaces.
To help them stay above water, water striders rely on the water's high surface tension and their long, hydrophobic legs. With their specially adapted legs and evenly distributed weight, water striders take advantage of this surface tension.
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_______ also known as thyromegaly, is an abnormal enlargement of the thyroid gland that produces a swelling in the front of the neck.
Thyromegaly is a disorder in which the thyroid gland — the butterfly-shaped gland in the neck — becomes abnormally enlarged.
What causes the thyroid gland to enlarge?Iodine deficiency is the most common cause of goiter. The body needs iodine to produce thyroid hormone. If you do not have enough iodine in your diet, the thyroid gets larger to try and capture all the iodine it can, so it can make the right amount of thyroid hormone.The neck is examined for scars, masses, glandular or nodal enlargement, and so on. Examine the trachea for any deviations. Next, as the patient swallows, examine the thyroid gland for any enlargement. The trachea should be midline, and there should be no visible swelling of the lymph nodes or thyroid gland. Take note of the patient's speech. They should be able to speak clearly and without slurring or garbling.Examine the skull and face. Examine the skin and scalp. Skull palpate (especially if patient complains of tenderness or recent trauma). Examine your facial sensation and motor function. Neck abnormalities can have a local etiology (e.g., infection, neoplasm, trauma) or be a symptom of a more general disorder (eg, curvature, spondylosis, leukemia, systemic).The correct order is:
Inspect the front of the neck for masses, enlarged nodes, or deviation.Inspect the position of the trachea.Inspect the thyroid gland.Test the head and neck for range of motion.Palpate the head, neck, and sub-clavicular lymph nodes.Palpate the thyroid.To learn more about thyromegaly refer to:
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Ligase catalyzes a reaction between the 5'-phosphate and the 3'-hydroxyl at the ends of DNA molecules. The enzyme calf intestinal phosphatase catalyzes the removal of the 5'-phosphate from DNA molecules.
What would be the consequence of treating the vector, before ligation, with calf intestinal phosphatase?
A) It would prevent the ends of the plasmids from being ligated.
B) It would prevent the plasmid's DNA from reversing polarity during ligation.
C) It would reverse the polarity of plasmids' DNA
D) It would ligate the ends of the plasmids.A) It would prevent the ends of the plasmids from being ligated.
Ligase catalyzes a reaction between the 5'-phosphate and the 3'-hydroxyl at the ends of DNA molecules. consequence of treating the vector, before ligation, with calf intestinal phosphatase would prevent the ends of the plasmids from being ligated.
Ligation is the fusion of two nucleic acid pieces by an enzyme in molecular biology. It is a crucial laboratory procedure in DNA cloning in which DNA fragments are joined to form recombinant DNA molecules (such as when a foreign DNA fragment is inserted into a plasmid). Phosphodiester bonds are formed between the 3'-hydroxyl of one DNA terminus and the 5'-phosphoryl of another to join the ends of DNA fragments. RNA can also be ligated in the same way. In most cases, a co-factor, such as ATP or NAD+, is involved in the reaction.
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Approximately one out of every 2,500 caucasians in the united states is born with the recessive disease cystic fibrosis. According to the hardy-weinberg equilibrium equation, approximately how many people are carriers?.
P2 + 2pq + q2 = 1 is the Hardy-Weinberg equation used to calculate genotype frequencies .The homozygous dominant genotype (AA) frequency is represented by "p2," the heterozygous genotype (Aa), by "2pq," and the homozygous recessive genotype, by "q2."
What is an example of the Hardy-Weinberg equilibrium?The population is in a condition of Hardy-Weinberg equilibrium because the frequency of the recessive allele () has stayed constant. Instance 2a Finches have a perfect dominance connection between their beak colors, with black beaks dominating yellow beaks.
What are the Hardy-Weinberg equilibrium's four requirements?The Hardy-Weinberg equilibrium cannot survive in the absence of mutation, gene flow, a sizable population, random mating, and natural selection.
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The enzyme lactase helps the digestive system break down lactose, a disaccharide found in milk, into the monosaccharides glucose and galactose. Lactose-intolerant individuals have low levels of lactase production and therefore have difficulty digesting dairy products. A common test for lactose intolerance is to measure blood sugar (glucose) levels after consuming a drink containing lactose. Which of the following test results would you expect to see for a lactose-intolerant person? Multiple Choice Blood sugar levels are unaffected by drinking a lactose solution Blood sugar levels is rapidly immediately after anning actose solution Blood or even roetely one in conto
The expected test result for a lactose-intolerant person is Blood sugar levels are unaffected by drinking a lactose solution.
Lactose is divided into glucose and galactose during digestion by the enzyme lactase, which is produced by the cells of the small intestine. Lactase enzyme is not formed in lactose intolerant people. As a result, when a lactose-intolerant person consumes lactose solution, lactose is not completely digested and is not broken down into the two monosaccharides glucose and galactose. The villi of the small intestine do not absorb glucose, so drinking a lactose solution by a lactose-intolerant person has no effect on blood sugar levels.
Because lactose is not entirely digested in lactose-intolerant people, blood sugar levels do not rise rapidly after drinking lactose solution. Lactose consumption by lactose-intolerant people has no effect on blood sugar levels because there is no complete digestion. As a result, drinking a lactose solution does not cause a rapid drop in blood sugar levels.
As a result, the correct answer is that drinking lactose solution has no effect on blood sugar levels.
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select all that apply choose all that are characteristics of neural pools. multiple select question. they consist of complex patterns of interneurons. they may be concerned with a particular body function. they classify neurons based on shape. they consist of sensory neurons that synapse directly onto motor neurons.
The CNS's billions of neurons are organized in neural pools. Information received from receptors is processed by these functioning neuronal groups.
Specifications of neuronal pools:
consists of a large number of neurons.able to house both excitatory and inhibitory neurons.Other areas of the CNS may be stimulated or depressed depending on the output of the overall neuronal pool.Neuronal pools are how the CNS's billions of neurons are arranged. These functional clusters of neurons process information coming in from receptors or various neuronal pools before sending it on to other places. Contrary to diverging circuits, converging circuits direct input from numerous nerve fibers toward a single neuron or neuronal pool.
A brain region responsible for balance can get information from your eyes, inner ears, and stretch receptors in your neck thanks to such a configuration. A respiratory center in your brainstem receives information from various areas of your brain, from blood chemical receptors in your arteries, and from stretch receptors in your lungs through neuronal convergence.
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The presence of many red blood cells in the urine during a microscopic examination is known as ________.
Blood in the urine is referred to as Hemoturia. Gross or visible hematuria refers to pee that is red or pink and may indicate the presence of blood in the urine. It is sometimes possible to detect "microscopic" hematuria, which is when there is blood in the urine but it is difficult to observe.
What does red blood cells in urine mean?Cancer of the bladder or urinary tract may be to blame for an abnormally high level of RBCs in the urine. difficulties with the kidneys and other parts of the urinary tract, like infections or stones.
What does pee with tiny blood in it mean?A typical sign of glomerulonephritis, an inflammation of the kidneys' filtration mechanism, is microscopic urine bleeding. Glomerulonephritis can develop on its own or accompany a systemic illness like diabetes.
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until recently it was the widely accepted explanation of macroevolution. this model stated that small changes occur at a steady rate over many millions of years. this is the model of evolution.
Origins, diversifications, & extinctions are examples of macroevolutionary processes that occur on a large scale and require a long period, called geologic time.
Studying patterns just on tree of life just above species level is a part of macroevolution, as is determining the mechanisms that are probable to have caused these patterns. In order to provide a more full understanding of the evolutionary extinctions past of primates, macroevolutionary thinking is helpful. Origins, diversifications, & extinctions are examples of macroevolutionary processes that occur on a large scale and require a long period, called geologic time. It need historical evidence, such as fossils from hundreds of millions of years ago or slowly evolving genetic sequences, to comprehend such processes. Macroevolutionary is the term used to describe broad, long-term evolutionary changes.
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the body has several mechanisms to fight disease, one of which is sending chemical messengers. the messengers released by lymphocytes, monocytes, and macrophages have differing roles in the immune response. which messenger promotes inflammation, fever, and angiogenesis?
Interleukins messenger promotes inflammation, fever, and angiogenesis.
Interleukins carry messages between leukocytes and tissues that form blood cells. Some interleukins enhance the immune response, whereas others suppress it (Martini & Bartholomew, 2010).
Examples of interleukin activity include the promotion of inflammation and fever, production of antibodies, formation of new blood vessels (known as angiogenesis), etc.
What is the function of interleukins?
The primary function of interleukins is, therefore, to modulate growth, differentiation, and activation during inflammatory and immune responses. Interleukins consist of a large group of proteins that can elicit many reactions in cells and tissues by binding to high-affinity receptors in cell surfaces.
What do interleukins do?
Interleukins regulate immune responses. Interleukins made in the laboratory are used as biological response modifiers to boost the immune system in cancer therapy. An interleukin is a type of cytokine.
Thus, the correct answer is Interleukins.
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a sanguivorous animal . 2. what is the latin cognate of sympathy? 3. a corpuscle is a
A sanguivorous animal feed on blood.
Latin cognate of sympathy compassion.
A corpuscle is a small body.
Sanguivores are animals that consume other animals' blood. Sanguivores include leeches, female mosquitoes, and vampire bats. Sanguivorous creatures, also called obligate sanguivores, feeds on other food products than blood. These animals have mouth parts and specified chemical agents that penetrate the vascular structures in the hosts skin, generally include mammals, birds, and fish. This type of feeding is known as phlebotomy .
Latin cognate describes words that are descended from a common ancestor. Latin cognate of sympathy compassion. A corpuscule, means a small body, is often used as a synonym for particle.
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Variations of a specific gene, which code for slightly different proteins, are called.
An allele is a gene's variant form. Some genes exist in a variety of forms and are found at the same location on a chromosome, or genetic locus. Thus the correct option are Alleles.
Leading textbooks on genetics and evolution explain an allele modern formation, which is a variant of the same sequence of nucleotides at the same location on a lengthy DNA molecule.
The variant DNA sequences at a locus are known as alleles, and the chromosomal or genomic location of a gene or any other genetic element is referred to as a locus.
SNPs, or single nucleotide polymorphisms, are the most basic alleles (SNP).
however they can also involve base pair-sized insertions and deletions, up to thousands of them.
Typical popular definitions of "allele" only mention various alleles found within genes. For instance, the ABO gene, which has six common alleles, regulates the ABO blood grouping.
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transcriptome and chromatin landscape of inkt cells are shaped by subset differentiation and antigen exposure. t/f
“Transcriptome and chromatin landscape of iNKT cells are shaped by subset differentiation and antigen exposure.” This statement is: True.
What are iNKT cells and what shaped them?iNKT stands for Invariant natural killer T, which are cells that can initiate or inhibit immune response just like the T lymphocyte. Although most of the iNKT subsets look similar, regardless of the tissue location, two things shape the transcriptome and chromatin landscape of iNKT. These cells are differentiated into three effector cell subsets, which are NKT1, NKT2, and NKT17. Whereas, researchers prove that antigen exposure leads to the remodel of iNKT cells by chromatin. Hence, the statement above is true.
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Consider the types of mutations and the circumstances in which mutations arise to label the TRUE statements below. (Select all that apply.) 16 Check All That Apply a. All mutations are harmful to the organism's genome, b. Mutagens and meiosis are two sources of mutation c. A single-base insertion is usually more harmful than a single-base substitution d. Insertions, but not deletions, can change the codon reading frome. e. Mutations can be useful to the organism.
The reading of a codon can vary due to insertions but not due to deletions. The organism can benefit from mutations.
Environmental factors including UV light (sunlight), nuclear radiation, or specific chemicals can result in mutations. When a cell duplicates their DNA during replication is order to prepare for cell division, mutations can also take place. Environmental organism known as mutagens are what trigger mutations. The reading of a codon can vary due to insertions but not due to deletions. The organism can benefit from mutations.Mutations may occur naturally spontaneously. Errors with DNA replication during cellular division, exposure to mutagens, or viral infection can all cause mutations. Somatic mutations (which happen in body cells) cannot be passed on to children, but germline mutations (which happen in eggs and sperm) may.
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of nitrogen and phosphorus, which is the most limiting nutrient to primary production early in primary succession, and why?
Primary succession is the emergence of a new community in an ecosystem where there was no community at first. Primary succession is formed due to the disturbance of the old community causing the community to disappear from the place, then the new community inhabits the community. Disturbance of the old community could be due to a disaster or other natural phenomena that made it possible for the old community to not survive in that environment.
The primary production of an area is influenced by several factors such as physical, chemical, and biological factors. Some nutrients such as nitrate and phosphate greatly affect primary production as a source of nutrition for plants and animals. Phosphate is a form of the chemical element of phosphorus, because of that phosphorus is very influential in the primary production stage at the beginning of the primary succession because it is easily soluble and will provide nutrients to plants and animals.
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which photosystem is responsible for the production of atp and o2? which photosystem is responsible for the production of nadph?
Thus, in order to convert CO2 to carbohydrates, the Calvin cycle enzymes in the chloroplast stroma use both ATP and NADPH, which are created when electrons pass through photosystems I and II.
The photosystem is what?
The pigments needed to gather photons and use light energy to catalyse the basic photosynthetic endergonic reactions that result in high energy molecules are found in the two multi-protein complexes known as photosystem I and photosystem II.
Photosystem II activates chemiosmosis and ATP production in the chloroplast. The thylakoid membrane's electron transport chain receives electrons from the reduced pheophytin. Both in terms of structure and function, this ETC is similar to the mitochondrial ETC.
Light energy is used to catalyse the transfer of electrons from plastocyanin to ferredoxin across the thylakoid membrane by the essential membrane protein complex known as photosystem I. The electrons that Photosystem I transfers are ultimately used to produce the moderate-energy hydrogen carrier NADPH.
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Please help! which statement best distinguishes between the function of genes and alleles? responses genes provide variation in traits, while alleles express traits.
A genes provide variation in traits, while alleles express traits.
B. alleles are responsible for variation in traits, while genes are responsible for the expression of traits.
C. alleles provide duplicate copies in case of mutation, while genes express all mutations
D. alleles provide duplicate copies in case of mutation, while genes express all mutations.
The statement (A) is correct. Genes provide variation in traits, while alleles express traits.
What are alleles?An allele is a variation of the same sequence of nucleotides at the same place on a long DNA molecule, as described in leading textbooks on genetics and evolution. "The chromosomal or genomic location of a gene or any other genetic element is called a locus and alternative DNA sequences at a locus are called alleles."
Moreover, an allele is one of two or more versions of DNA sequence (a single base or a segment of bases) at a given genomic location. An individual inherits two alleles, one from each parent, for any given genomic location where such variation exists.
Therefore, if the two alleles are the same, the individual is homozygous for that allele. The different versions of the genes are known as alleles. One is inherited from the father, and one from the mother.
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Answer:
The statement (A) is correct. Genes provide variation in traits, while alleles express traits.
Chemoreceptors located in the aortic and carotid bodies stimulate the respiratory control center in the brain when the blood __________ decreases.
Peripheral chemoreceptors that detect a drop in pH or a rise in acidity trigger increased breathing to expel carbon dioxide from the blood.
What happens when central chemosensors pick up on elevated arterial pCO2?Ventilation is increased when a rise in pCO2 is detected. As more CO2 is breathed, the pCO2 drops and stabilizes. Ventilation is reduced when a drop in pCO2 is detected. As the amount of CO2 held in the lungs decreases, the pCO2 rises and returns to normal.
What activates the brain's respiratory center?The two main brain regions that have an impact on breathing are the medulla and the pons. The body's medulla, which houses the respiratory center, is typically stimulated by increased carbon dioxide concentration and, to a lesser extent, by decreased.
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which of the following would you expect to find at high concentrations in lysosomes? select an answer and submit. for keyboard navigation, use the up/down arrow keys to select an answer. a proteins destined for secretion. b glycosylation enzymes c degradative enzymes d recycling endosomes
Degradative enzymes are found at high concentrations in lysosomes. The correct answer is option (C).
The highest concentration of digesting enzymes is found in the Lysosome. The internal acidic pH of this organelle is necessary for these enzymes to operate.
The lysosome is a membrane-bound eukaryotic organelle that has several hydrolytic enzymes to break down cellular constituents.
The endomembrane system, which also consists of the endoplasmic reticulum, Golgi apparatus, transport vesicles, and nuclear envelope, includes this organelle (the lysosome).
The primary roles of lysosomal enzymes include the breakdown and recycling of cellular waste products as well as metabolic functions.
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when systemic blood pressure increases, how does the kidney respond to maintain glomerular filtration rate
when systemic blood pressure increases, how does the kidney respond to maintain glomerular filtration rate, it will decrease the glomerular filtration rate.
What is blood pressure?
Your blood pushing up against the artery walls is what causes your blood pressure. Blood is pumped into the arteries by your heart with each heartbeat. When your heart is pumping blood through your body, your blood pressure is at its highest. Systolic pressure refers to this.
What is glomerular filtration rate?
The volume of glomerular filtrate produced in each nephron of both kidneys each minute is known as the glomerular filtration rate. Approximately 125 mL per minute in a healthy person.
A higher GFR will result from a higher blood volume and blood pressure. GFR will decrease if the efferent arterioles exiting the glomerulus expand and the afferent arterioles entering the glomerulus constrict. GFR will be reduced as a result of hydrostatic pressure in the Bowman's capsule.
Therefore, when systemic blood pressure increases, how does the kidney respond to maintain glomerular filtration rate, it will decrease the glomerular filtration rate.
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Suppose a female fruit fly carries a mutation in her nanos gene that prevents expression of the nanos protein in any eggs she produces. Which effect is likely to be observed?.
All cells get ventralized when cactus, a different maternal effect gene, is absent. These maternal genes create essential proteins that are needed to make eggs.
Which circumstances would cause developing ducks to lose their webbing?Webbing is lost as a result of apoptosis. Duck embryos that have been experimentally implanted with mutant BMP4 have non-webbed feet. Both the growth of a single organism and the evolution of species distinctions are governed by the actions of genes under the direction of genetic switches.
Which role do gap genes play in Drosophila?In Drosophila melanogaster and other insects, the gap gene system regulates the initial steps of the segmentation pathway. This system has a significant role in embryo patterning because to its tractability.
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the electrophoresis that i have already performed separates proteins by size in relative terms, the proteins towards the bottom of the gel are
Gel electrophoresis is a laboratory method used to separate mixtures of DNA, RNA, or proteins according to molecular size.
In gel electrophoresis, the molecules to be separated are pushed by an electrical field through a gel that contains small pores. The speed at which the molecules move through the pores in the gel is inversely proportional to their lengths. This indicates that a smaller DNA molecule will move through the gel further than a larger DNA molecule.
In polyacrylamide gel electrophoresis, proteins move through pores in a polyacrylamide gel matrix in response to an electrical field; pore size shrinks with increasing acrylamide concentration. The protein migrates at a rate that depends on the pore size, protein charge, size, and shape.
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How do the digestive and excretory systems work together to help the body get what it needs and get rid of what it doesn't need?
Waste is eliminated from the body by the excretory system. purge the blood of waste. Your digestive system transforms the food you eat into nutrients, which give your body energy and the building blocks it needs to function. The food you eat is processed by your excretory and digestive systems working together.
How do the gastrointestinal and excretory systems collaborate to eliminate waste?While the excretory system filters the blood stream for nutrients and gathers used compounds in your urine for removal, the digestive system absorbs nutrients, collects them, and then eliminates the undigested solids (feces).
Your body's toxins and waste are eliminated through the urinary system's filtering function by way of urine. To move this waste, it makes use of a network of tubes and ducts. Your blood vessels and digestive system are linked by these tubes. Your urinary system contributes to the health of the rest of your body.
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tubular reabsorption a. usually helps control blood ph by removing h from the filtrate b. eliminates wastes from the body c. returns 99% of the water filtered from the glomerulus to the blood d. occurs mostly in the distal convoluted tubule
The correct answer is option is C
C returns 99% of the water filtered from the glomerulus to the blood
What is Tubular reabsorption ?
Drugs are passively reabsorbed into the systemic circulation through the lumen of the distal tubules in a process known as tubular reabsorption. Only non-ionized molecules are available for reabsorption, much like with enteral absorption. As a result, medications that change the pH of the urine may result in enhanced tubular reabsorption of other medications. A typical example is the mildly acidic medication phenobarbital. In cases of overdose, sodium bicarbonate is used to alkalinize the urine in the hopes that phenobarbital will become more ionised there, reducing tubular reabsorption and promoting faster excretion. The efficacy of this therapy is unclear, though.
The second crucial step in the production of urine is tubular reabsorption. Reabsorption may be passive for other ions, such as water, or it may be active, as in the cases of glucose, amino acids, and peptides. In the distal tubule and the collecting duct, water and ions are also reabsorbed.
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which of the following is a biotic factor that can limit the distribution and abundance of a species?
A biotic factor that can limit the distribution and abundance of a species is b)climate. So, correct option is b.
Biotic factors are considered as the living parts of an ecosystem. Ecosystem work as very complex systems of competition and cooperation, where the action of every life form can effect all the others – any living thing within an ecosystem can be considered as a biotic factor.
Climate can affect large number of population. Climate directly effects the population. Adaptive climate is welcomed by every population. Severe climate change can be very dangerous to any of the person.
The abundance and distribution of the organisms are affected by the biotic factors, which are factors that are living. All animals require food to live. The availability of the food is a major factor in how many animals live in an ecosystem.
Hence, correct option is b.
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(Complete question) is:
which of the following is a biotic factor that can limit the distribution and abundance of a species?
a)availability of water
b)climate
c)light intensity
d)competition
A taxon that includes a single common ancestor and some, but not all, of its descendants is a _____ group.
A paraphyletic group is a taxon that includes a single common ancestor and some, but not all, of its descendants.
A paraphyletic group collected from an accumulation of animals, containing the ultimate current low ancestor of all those structures. Unlike a monophyletic group, a paraphyletic taxon does not contain all the scion of the ultimate current accepted forebear.
A paraphyletic group involves a sole forebear and few allure descendants; it is comparable to a monophyletic group, but few scions are expelled. A taxon is a group of individuals or more peoples of a structure or animals visualized by taxonomists to form a whole. Although neither is necessary, a taxon is generally known by its name and likely the rating, exceptionally if and when it is sanctioned or enhanced settled.
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what makes the visible light microspectrophotometer a useful tool with which to analyze fibers the pyrolysis products generated are used to chemically identify polymer type.
The main benefit of microspectrophotometers is the ability to measure features smaller than one micron in size by acquiring spectra from microscopic sample areas.
Microspectrophotometry's capacity to analyse optical spectra of samples with a spatial resolution on the micron scale is its principal benefit. Both tiny samples and bigger samples with micron-scale spatial resolution can have optical spectra collected. Microspectrophotometry is advantageous because it allows measurements to be taken without compromising the materials. This is crucial when working with stained or unstained histological or cytochemical biological sections, measuring film thickness in semiconductor integrated circuits, comparing paints and fibres (in forensic science), studying gems and coal (in geology), and analysing paint/ink/colors in paint chemistry or artwork.
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luid is filtered from blood as it enters a capillary due to the _____, but fluid is reabsorbed as the blood exits a capillary due to the _____.
answer choices
hydrostatic pressure from smooth muscle; cooler temperatures in venous blood
osmotic pressure from high levels of sodium in plasma but not extracellular fluid; osmotic pressure from reversed levels of sodium in extracellular fluid but not plasma
blood pressure from the heart; osmotic pressure from proteins in the plasma
osmotic pressure from salts; hydrostatic pressure from the veins
Fluid is filtered from blood as it enters a capillary due to the (C) hydrostatic pressure from the heart, but fluid is reabsorbed as the blood exits a capillary due to the osmotic pressure from proteins in the plasma.
What are capillaries?
Capillaries are small blood arteries found throughout your body. They deliver blood, nutrients, and oxygen to cells throughout your organs and bodily systems. Capillaries are your vascular system's smallest blood vessels.
What are capillaries made up of?
Capillaries are composed of only the tunica intima, consisting of a thin wall of simple squamous endothelial cells. They are the smallest blood vessels in the body: they convey blood between the arterioles and venules.
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In what ways are a promoter and a start codon similar? in what ways are they different? Drag the terms on the left to the appropriate blanks on the right to complete the sentences. A promoter and a start codon are similar in that both are sequences of that are required to start important processes, and both determine the sites where the process will begin. the key differences are that the promoter is needed to start and the start codon is needed to start. Also, the promoter is a only, and the start codon is a sequence found within a(n). nucleic acids proteins transcription translation mRNA tRNA DNA sequence RNA sequence
A promotor and start codon are similar in that both specify the locations where important processes will start and are sequences of nucleic acids that are necessary to start those processes.
The promotor is required to begin transcription while the start codon is required to begin translation. This is the main distinction. Additionally, only a DNA sequence functions as the promotor, and an mRNA sequence functions as the start codon.
Start codons and promoters are two examples of nucleotide sequences that indicate where to start a critical procedure for gene expression and protein synthesis.
When the ribosome comes across the start codon in the mRNA, which has the sequence AUG, translation, or the building of a protein out of amino acids, begins.
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upon admission to the hospital, a physician diagnosed william with tetanus caused by the bacterium clostridium tetani, and was prescribed an antibacterial and a muscle-relaxant to suppress the muscle spasms. c. tetani produces toxins within the body that invade the central nervous system resulting in the motor neurons continually firing, and therefore, the muscle remains contracted. the muscles that are commonly affected are within the head, neck, back, and upper extremity.
The connection between a motor neuron and a muscle cell is called the neuromuscular junction. Here, impulses are transmitted between the nervous system and the muscles, propagating the action potential that will lead to muscle contraction.
The mechanism by which an electrical signal in a muscle cell leads that muscle cell to mechanically shorten is known as excitation-contraction coupling or ECC. The excitation phase and contraction phase are two interconnected phases that makeup ECC, as the name would imply.
An action potential is produced within the muscle cell during excitation. An electrical event, such as an action potential, involves a change in charge. Motor neurons transmit the electrical signal from the nerve that causes muscle cell contraction to the muscles. The neuromuscular junction is the point where a motor neuron meets a muscle cell. Here, the action potential that will cause a muscular contraction is propagated by impulses between the nervous system and the muscles.
A physical alteration to the form of the muscle cell is referred to as contraction (also called muscle fiber). A muscle fiber shortens when it contracts. Many intricately arranged muscle fibers make up muscles, and when they all contract together, the shape of the entire muscle changes to become shorter and flexed.
The complete question is:
Upon admission to the hospital, a physician diagnosed William with tetanus caused by the bacterium Clostridium tetani and was prescribed an antibacterial and a muscle-relaxant to suppress the muscle spasms. c. tetani produce toxins within the body that invade the central nervous system resulting in the motor neurons continually firing, and therefore, the muscle remains contracted. the muscles that are commonly affected are within the head, neck, back, and upper extremities.
(Q). Thinking about the process contraction, specifically excitation-contraction coupling and relaxation, how does stimulation of a motor neuron lead to contraction of a muscle cell?
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