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givi [52]
3 years ago
12

What is evolution?

Biology
1 answer:
Alex73 [517]3 years ago
4 0

Answer:

A. A change in the gene pool over time

Explanation:

The evolution is the change in the gene pool over time. Therefore, the option (A) is the correct answer.

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Overall, cellular respiration is a reaction that,
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Answer is C because in exothermic reactions, energy releases.
in Cellular respiration,
ATP+H20 (water) = ADP+ Pi + Energy
So celullar respiration is exothermic and releases energy
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3 years ago
Homeostasis will be MOST affected by the removal of the
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Cell Membrane 

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A 7-year-old boy presents complaining of occasional intermittent lower abdominal pain over the last several weeks associated wit
soldier1979 [14.2K]

Answer:

Polyethylene glycol.

Explanation:

The abdominal pain might occur in the area of the pelvic regions and the chest area. The lower abdominal pain is common in children that might occur due to the constipation.

The increase or the presence of the polyethylene glycol in the abdomen can cause pain. This affects the bowel movements, bloating, vomiting, diarrhea and in excess condition may also cause the rectal bleeding in the children as well as in adult.

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8 0
3 years ago
Scientists studying transcription in yeast (Saccharomyces cerevisiae) created an experimental strain that produced a modified RN
SpyIntel [72]

Answer:

elongation rate of strain of S.cerevisiae during transcription.

wild-type and experimental strain not treated with soultion of amanitin will be the control group. The elongation rate of mRNA of this group must be observed.

Explanation:

Dependent variable is one whose value depends on another value. Here effect of presence of mRNA polymerase enzyme and inhibtor on elnogatino rate of mRNA is being observed. So elongation rate is the dependent variable

Control group is one where independent variable whose effect is being observed can't influence the results. In experiment 2, the effect of inhibitor is being observed. So the control group must not have that inhibitor. Other conditions must remain same for experimentan and control group.

6 0
3 years ago
Why is photosynthesis essential for plant homeostasis? To color leaves green To make food for the plant To remove carbon dioxide
monitta

Homeostasis in plants includes the regulation of carbon dioxide and water levels necessary to perform photosynthesis. Homeostasis in plants also allows plants cells to store the proper amount of water in their cells to help keep them from wilting and dying during times of drought.

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3 years ago
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