Answer:
As the stomach contents pass from the stomach to the small intestine, their acidity is rapidly neutralized by the addition of HCO3- produced by the pancreasa good thing, too, because the mucosa of the small intestine has no other protection against HCl.
The answer your looking for is B different patterns of gene expression
Answer: Directional selection occurs when individuals with traits on one side of the mean in their population survive better or reproduce more than those on the other. ... Directional selection does the “heavy lifting” of evolution by tending to move the trait mean toward the optimum for the environment.
Explanation:
<em><u>risky </u></em><em><u>behavior </u></em><em><u>and </u></em><em><u>abuse </u></em>
Long term and short term hair loss, weakness, tiredness. ☆