British land snails primarily occur in two extreme phenotypes. This is an example of
A) directional selection.
B) stabilizing selection.
C) disruptive selection.
D) genetic drift.
E) mutation.

Question

Quizplus · Accepted Answer

This is an example of disruptive selection, where extreme phenotypes are favored over intermediate phenotypes, leading to a split in the population into two distinct groups.

British Land Snails Primarily Occur in Two Extreme Phenotypes