Answer:
you must keep the combination of heat measured in Fahrenheit and the relative humidity percentage above 150
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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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:
The periodic shedding of the uterine lining usually takes place --
O after menopause
O during pregnancy
O if fertilization does not occur
O before puberty begins
Answer:
before puberty begins
Explanation:
because on your menstrual cycle the blood clots are actually pieces of uterus and that's actually your uterine shedding and it usually starts doing that even before your period begins so it definitely be before puberty begins hope I didn't make the answer to awkward but that's the truth LOL
The periodic shedding of the uterine lining usually takes place before puberty begins. The correct option is D.
Thus, An egg is released from the ovary into the fallopian tube during ovulation, which happens roughly halfway through a woman's menstrual cycle. The uterine lining that was developed to support a potential pregnancy is no longer required if fertilization of the egg by a sperm does not take place.
The uterine lining sheds as a result, causing menstruation, often known as the monthly menstrual cycle. In a typical 28-day menstrual cycle, this shedding typically takes place around 14 days following ovulation.
In females of reproductive age, menstruation is a normal process that lasts until menopause, at which point it ceases. Menstruation is a component of the menstrual cycle.
Thus, The periodic shedding of the uterine lining usually takes place before puberty begins. The correct option is D.
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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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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.
Which marine mammals has external ears called otariidis and a long neck?
a. Sea Lion
c. manatee
b. Seal
d. sea otter
Help me ASAP .
explain how the hydrosphere and atmosphere are related.
Answer:
Water circulates in a cycle across the hydrosphere. Clouds gather water, which then falls to Earth as rain or snow. Rivers, lakes, and seas store this water. Then it evaporates back into the atmosphere, restarting the loop.
Explanation:
Answer:
The hydrosphere is the part of Earth were all the water is contained.
The atmosphere is the part of Earth were all the gases are contained.
These two are related because the hydrosphere is inside the atmosphere.
The hydrosphere goes down below sea level, because of several trenches and other holes like the Mariana trench. The hydrosphere also goes around 20 kilometres in the air because of clouds.
The table shows data about abiotic factors of streams in two different watersheds.
In general, a stream with a lower temperature and more neutral pH tends to be healthier. Based on these
criteria, which watershed contains the healthier stream?
Select one:
Watershed 2
Both streams are equally healthy.
There is not enough data provided to answer the question.
Watershed 1
Answer: b
Explanation:
Based on these criteria, the watershed that contains the healthier stream is, that both streams are equally healthy. The correct option is B.
What are abiotic factors?An abiotic factor is a non-living component of an ecosystem that influences its surroundings. Temperature, light, and water are all components of the terrestrial environment.
Abiotic elements in a marine ecosystem include salinity and ocean currents. Abiotic and biotic forces interact to form a distinct ecosystem. Abiotic influences are found in all non-living components of an ecosystem.
They are often made up of both physical and chemical components. Abiotic factors are nonliving components of an ecosystem that influence the environment. Temperature, light, and water are among the examples. Abiotic elements in a marine ecosystem include salinity and ocean currents.
Therefore, the correct option is B. Both streams are equally healthy.
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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 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
What organisms can be found in a pond or a creek?
Answer:
Raccoons, ducks, geese, and swans visit ponds. There are many smaller animals as well. Frogs, toads, and many insects begin their lives in ponds and live nearby after they are grown. Turtles, snakes, rats, salamanders, worms, and spiders can also be found
Which correctly describes a difference between the male and female
reproductive systems?
O A. Males store gametes in the ovary.
B. Females produce fewer gametes.
C. Females produce gametes every day.
D. Males receive gametes from females.
Answer:
B . Females produce fewer gametes.
Explanation:
The option that correctly describes a difference between the male and female reproductive systems is B. Females produce fewer gametes.
What is a reproductive system?The reproductive system is a collection of organs and tissues that work together to produce, transport, and fertilize gametes (sperm in males and eggs in females) to facilitate reproduction. In males, the reproductive system includes the testes, epididymis, vas deferens, seminal vesicles, prostate gland, and urethra.
Sperm are produced in the testes, mature and are stored in the epididymis, and then transported through the vas deferens and mixed with seminal fluid produced by the seminal vesicles and prostate gland before being ejaculated through the urethra during sexual intercourse. In females, the reproductive system includes the ovaries, fallopian tubes, uterus, cervix, and vagina.
Eggs are produced in the ovaries and are transported through the fallopian tubes, where fertilization can occur. The fertilized egg then implants in the uterus, where it can develop into a fetus. Hormones, such as estrogen and testosterone, play important roles in regulating the reproductive system and maintaining sexual characteristics.
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Cells with limited potential to develop into any type of cells are called
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.
Plants and insects store their sugar in the form of
Plants and insects store their sugar in form of starch.
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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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.
Will Give Brainliest
For the
population represented
on the graph, what is
the maximum number
of individuals that the
environment can support
over a long time period?
Answer:
Carrying capacity is the maximum number of individuals that the environment can support over a long time period
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 :)
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.
Match the pathway of the carbon cycle
PLEASE HELP FAST PLEASE
Develop a nickname for another organelle and describe why you chose it.
Answer: . An organelle (think of it as a cell's internal organ) is a membrane bound structure found ... There are actually two different endoplasmic reticuli in a cell: the smooth ... which project into the extracellular space and act like a name tag for the cell.
Explanation:
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
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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Animals, like other life-forms, evolved in the ocean. What made water a better nursery than land for the evolution of animals?
Answer:
The new study is the first to distinguish between bodies of water with low and high levels of oxygen. It shows that poorly oxygenated waters did not support the complex life that evolved immediately prior to the Cambrian period, suggesting the presence of oxygen was a key factor in the appearance of these animals.
(science daily)
Explanation:
Help me please!!!!!!!
Answer:
Decay adds carbon to the atmosphere.
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.
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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Which country is heavily dependent on tourism for its livelihood?
А.
United States
В.
China
C. Dubai
D.
Peru
E. Japan
Answer: В.
China
Explanation:
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.