Answer:
Stabilizing selection
Explanation:
Stabilizing selection is the most common form of natural selection that is not easy to notice in a population as the change is less drastic. It occurs when average or intermediate phenotypes of a trait in a population are favored, while the extreme phenotypes of that trait are not favored by the forces of natural selection. Over time, intermediate or non-extreme traits become more common in the population, while extreme traits become less common.
The answer is: D four haploid gametes
Are there options? Structure meaning skeleton or anatomy?
Answer:
Hypotonic
Explanation:
there is less concentration in the blood compared to the brain