Question

question 26 1 pts a small population of deer are introduced to an island, and all of the male deer have 11 - 13 points on their antlers. after several generations if most males have 20 points on their antlers, this is the result of diversifying selection directional selection founder effect stabilizing selection

Explanation:

Directional selection favors one extreme of a trait. Here, the trait of antler - point number has shifted from 11 - 13 points to 20 points in male deer over generations, which is a shift towards one extreme. Diversifying selection favors both extremes, founder effect is about the genetic makeup of a new population due to a small founding group, and stabilizing selection favors the intermediate trait values.

Answer:

B. Directional selection