When natural selection tends to split a population into two phenotypic groups, it is called
A) coevolution.
B) genetic drift.
C) stabilizing selection.
D) gene flow.
E) balanced polymorphism.

Question

Quizplus · Accepted Answer

Balanced polymorphism occurs when natural selection favors the existence of two or more distinct traits within a population, leading to a split into two or more phenotypic groups. This maintains genetic diversity within the population.

When Natural Selection Tends to Split a Population into Two