Answer:
it's the 3rd one, C
How does the size of a cell compare with that of a tissue?
Select one:
Cells make up tissues, so they are much smaller.
Cells are larger than organs but smaller than tissues.
Cells are smaller than tissues but larger than organs.
Cells are made of tissues, so they are much larger.
Answer:
Cells make up tissues, so they are much smaller
Explanation:
The level of structure: cells to tissues to organs to organ systems to organisms
The smaller they are the lower they are on the cell structure build
Cells with limited potential to develop into any type of cells are called
Plants and insects store their sugar in the form of
Plants and insects store their sugar in form of starch.
In cattle, black coat color is dominant to white coat color. A farmer has a black male of undetermined genotype. How can the farmer determine the genotype of the black male?
Answer:
by looking at the offspring's phenotype
By observing phenotype of a cattle, the farmer can determine its genotype.
What do you mean by phenotype?Phenotype is an observable characteristics.Example: hair color, eye color, etc.It depends upon the genotype composition.What do you mean by genotype?"Genotype refers to the genetic makeup of an organism."It is given that black coat color is dominant and dominant allele for black color is denoted by B and recessive one is denoted by b.
So, in order to have black color the possible genotype would be Bb or BB.
If the offspring of the cattle have black color too, the genotype will be BB.
And if the offspring of the cattle have both black color as well as non-black color, the genotype will be Bb.
Hence, the farmer can determine the genotype of the black male by its phenotype.
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Which of the following statements is true? The spongy layer doesn't have any chlorophyll. The epidermis is the main location for photosynthesis. The cuticle slows down the loss of water in a leaf. Plants can make food without chlorophyll. PLEASE HELP
Answer: the cuticle slows down the rate of water loss.
Explanation: the spongy layer contains chlorophyll although few. Photosynthesis occurs in the chloroplast.
Plants need chlorophyll because it captures sunlight which helps in the splitting of water molecule during photosynthesis ,thus they need it to manufacture their food.
3 weeks late :')
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the dude above me is right <3
Bases in DNA are held together by which bond?
Answer:
The two strands are held together by hydrogen bonds between the bases, with adenine forming a base pair with thymine, and cytosine forming a base pair with guanine.
Explanation: hydrogen bonds
Help me please omggggg help meee
Answer: straight line. Once it hits an object, then it bends.
Hope that helped!
Answer:
im pretty sure its a
Explanation:
Which of the following steps should be taken to
treat a patient suspected of going into shock?
Check all that apply.
Cover the patient with a blanket.
Provide food and water to the patient.
Have the patient get up and walk around.
Monitor heart rate and breathing every five
minutes
Answer:
The answer is the last one, "Monitor heart rate and breathing every five minutes".
Explanation:
Because it can determine when the patient will be going into shock.
The steps that should be taken to treat a patient suspected of going into shock are: Cover the patient with a blanket and monitor heart rate and breathing every five minutes.
Covering the patient with a blanket helps maintain their body temperature, as shock can lead to a drop in body temperature due to poor blood circulation and reduced oxygen supply to tissues. This simple measure can help prevent hypothermia and provide comfort to the patient during emergency care. Monitoring the patient's heart rate and breathing every five minutes is essential to assess their condition and detect any signs of deterioration.
Shock can lead to rapid and weak pulse, as well as shallow and irregular breathing. Regularly monitoring these vital signs allows medical professionals to identify early signs of worsening shock or other critical changes in the patient's condition. Prompt recognition of these changes can lead to timely intervention and improved outcomes for the patient.
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What happens to a rock when it is exposed to water for long periods of time?
1)the rock becomes more angular
2)the rock changes composition
3)the rock becomes round and smooth
Which rna brings instructions from dna
Answer:
Messanger RNA
Explanation:
Messenger RNA carries instructions from the nucleus to the cytoplasm. The other two forms of RNA, ribosomal RNA and transfer RNA are involved in the process of ordering the amino acids to make proteins. RNA is a nucleic acid, like DNA, but differs slightly in its structure.
Use the gel electrophoresis results below to determine which person (if any) is the father of the child.
Mother
Child
'Dad'1
"Dad 2
Dad 3
Dad 1
Dad 2
Dad 3
None of the men are the father
The gel electrophoresis shows the result of the child's DNA, the mother's DNA, and the three paternal DNAs, and out of them, one is the father. As the child's DNA matches that of the mother and dad 3,
What is the paternity test?
The paternity test is done to test the real father of the child by comparing the child's DNA with the parents' DNA. It gives the result based on the DNA analysis, and here the test is shown in the gel electrophoresis. Gel electrophoresis shows the DNA segments of the child, mother, and three men, but the child DNA segments match the DNA segment of the dad 3. The child's DNA segments match with the mother, and the rest match with Dad 3, confirming that Dad 3 is the child's biological father.
Hence, out of them, one is the father, and the child's DNA matches that of the mother and Dad 3.
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Michelle works on a farm as a seed storage specialist. Recently, she trained a new employee. When Michelle went to
check on her trainee's work, she noticed that the seeds were stored at a temperature of 75 degrees F with a humidity
of 40 percent. Why is this an issue in terms of the proper temperature and humidity for seed storage?
O You must keep the combination of heat measured in Fahrenheit and the relative humidity percentage above 150.
You must keep the combination of heat measured in Fahrenheit and the relative humidity percentage below 75.
O The humidity and temperature should always both be kept under 50 degrees/percent.
You must keep the combination of heat measured in Fahrenheit and the relative humidity percentage below 100.
Answer:
you must keep the combination of heat measured in Fahrenheit and the relative humidity percentage above 150
Please help!
State in which substrate molecules do not find any free active site is called
a. insaturation
b. saturation
c. maturation
d. denaturation
Substrate molecules binds to enzymes active site that matches its own and forms a complex called the enzyme-substrate complex yielding products that eventually detaches from the enzymes.
The state in which substrate molecules do not find any free active site is called saturation (option b).
Saturation with regards to the enzyme-substrate complex occurs there is no free enzyme to bind to as the substrate concentration increases. So saturation of the enzymes then occur when are these active sites are in action/occupied.Learn more: https://brainly.com/question/15215213
How did Siberian ancestors arrive in America?
Answer:
The prevailing theory proposes that people migrated from Eurasia across Beringia, a land bridge that connected Siberia to present-day Alaska during the Last Glacial Period, and then spread southward throughout the Americas over subsequent generations.
Explanation:
hope this helps
Answer:
Explanation:The Beringia land bridge, which had developed between northeastern Siberia and western Alaska due to the lowering of sea level during the Last Glacial Maximum, is generally recognized as the point at which Paleolithic hunter-gatherers reached North America from the North Asian Mammoth steppe.
After reading the paragraph for Practice 5, what are the possible risks and drawbacks of this use of genetic engineering?
Answer:
Genetic contamination, competition with natural species, creating potential for problematic pathogens, unwanted side effects and unfavorable level of diversity.
Explanation:
The possible risks and drawbacks of the use of genetic engineering are genetic contamination, competition with natural species, creating potential for problematic pathogens, unwanted side effects and unfavorable level of diversity. These drawbacks puts pressure on the native species and due to competition with natural species, removal of natural species occurs. There are many side effects of genetic engineering species on the health and ecosystem.
Interconnected food chains are also known as
Answer:
I think it is food web............
What is a biogeochemical cycle?
Short, simple response.
Answer:
Biogeochemical cycle, any of the natural pathways by which essential elements of living matter are circulated
Explanation:
leave an brainliest!
Word Bank (terms may be used more than once) ATP synthase glucose NAD mitochondria cytosol lactic acid fermentation anaerobic respiration alcohol CO2 ATP NADH aerobic respiration acetyl Co-A citric acid cycle lactate electron transport chain H2O FADH2 O2 alcoholic fermentation glycolysis pyruvate electrochemical gradient
Answer:
Explanation:
Dear Student, the missing part of the content in the question is attached in the image below. We are only given the options, what we are asked to do from the image attached below is to fill in the puzzle that tests our cognitive ability to recall biological concepts, definitions, and mechanisms.
The second image attached provides the solution to this concept map.
what is another word for illness?
Answer:
sickness
Explanation:
let me kno if thats not wat u need
Answer:
sickness
Explanation:
Which of the following is circulated throughout the blood as a result of humoral immunity?
Choose 1 answers
Mucus
B
Phagocytes
Antigens
Antibodies
Answer:
D
Explanation:
Antibodies
Answer:
did it on khan academy :)
in order to understand human impact on the environment, scientists need to monitor the levels of many substances. which substances should be monitored and controlled to help minimize the impact of human activity on air quality
A. nitrogen
B. water vapor
C. ozone
D. oxygen
This is the correct answer
Answer: Ozone
Explanation: The ozone layer allows protection and keeps the temperature of the earth from rising.
A person who has a weakened immune system may not be able to fight against infection because
pathogens may enter the body and cause illness.
phagocytes may enter the body and cause illness.
normal cells crowd out unhealthy cells.
antibodies production is increased.
Answer:
a.
Explanation:
pathogens may enter the body and cause illness.
Immune system is the one that helps to keep away the invading organisms in the body causing disease. A person who has a weakened immune system will not be able to overcome against infection because pathogens may enter the body and cause illness, i.e., option A.
What are pathogens?Pathogens are the organisms or specifically disease-causing organisms that enter the body and alter the functioning of the immune system.
These pathogens can be bacteria, viruses, etc. that can enter through food, water, air, etc.
A weakened immune system can not be able to fight with these invading pathogens and hence leads to diseases.
Thus, the correct answer is A.
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5. Which happens last in the process of photosynthesis?
The plant captures the sun's energy
Oxygen exits the leaf.
Water is taken up by the plant's roots.
O Carbon dioxide enters the leaf.
Answer:
Oxygen exits the leaf
Explanation:
Photosynthesis is the process whereby green plants and other certain organisms manufacture their own food using sunlight as an energy source. The photosynthetic process makes use of carbon dioxide and water to produce glucose (sugar) and oxygen.
Water and carbon dioxide must first be taken in by the plants from the soil and atmosphere respectively in order to perform the process. Glucose is produced as the main product while oxygen is produced last as a waste product of the process. Hence, the EXIT OF OXYGEN FROM THE LEAF is the last thing that occurs in photosynthesis.
Can single genes control whole segments of an animal?
Answer:
Homeotic genes are responsible for determining the identity of particular segments or structures of the body.
Explanation:
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How does hypnotism work
Answer:
During hypnosis, the scientists found, a region of the brain called the dorsal anterior cingulate cortex became less active. Studies have found that that region helps people stay vigilant about their external environment. ... The activity in their dorsal anterior cingulate cortex may account for that behavior, too.
When pure black hamsters were mated with pure white hamsters, all of the offspring were black. The trait for white coloration would best be described as???
PLZ HELP
I DONT HAVE A LOt OF TIME
Answer:
A. Recessive
Explanation:
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Two radioactive nuclei A and B are present in equal numbers to begin with. Three days later, there are 2.44 times as many A nuclei as there are B nuclei. The half-life of species B is 1.14 days. Find the half-life of species A (in days).
Answer:
2.23 days
Explanation:
Given that;
N=Noe^-kt
Where;
N= number of radioactive nuclei present at time =t
No= number of radioactive nuclei originally present
k = decay constant
t = time taken
But k = ln2/T
Where T is the half life of the radioactive nuclei
Hence;
NA= Noe^-ln2t/TA (1)
NB= Noe^-ln2t/TB (2)
But NA =2.44NB
2.44NB = Noe^-ln2t/TA (3)
NB= Noe^-ln2t/TB (4)
Divide (3) by (4)
2.44NB/NB = Noe^-ln2t/TA/Noe^-ln2t/TB
2.44 = e^-ln2t/TA + ln2t/TB
Taking natural logarithm of both sides
ln2.44 = -ln2t/TA + ln2t/TB
Given that TB = 1.14 days
TA= -ln2t(ln2.44 -ln2t/TB )^-1
TA= -(2.079) (0.892 - 2.079/1.14)^-1
TA = 2.23 days
Which two body systems would defend a person from a fire?
A) integumentary and nervous
B) muscular and endocrine
C) immune and integumentary
D) nervous and cardiovascular
Why does the control of blood sugar by insulin show negative feedback?
Select one:
The release of insulin causes sugar levels to increase even more.
Sugar lowers the levels of insulin back to the normal levels.
The release of insulin brings the sugar levels back to normal.
Insulin mixes with the sugar to prevent it from damaging the cells.
Answer:
The control of blood sugar (glucose) by insulin is a good example of a negative feedback mechanism. When blood sugar rises, receptors in the body sense a change. In turn, the control center (pancreas) secretes insulin into the blood effectively lowering blood sugar levels.
Explanation:
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Help me please!!!!!!!
Answer:
Decay adds carbon to the atmosphere.