Which of the following tends to reduce genetic variation within populations?
A) Genetic drift
B) Stabilizing selection
C) Directional selection
D) All of the above
E) None of the above

Question

Quizplus · Accepted Answer

Genetic drift, stabilizing selection, and directional selection all tend to reduce genetic variation within populations. Genetic drift is a random process that can lead to the loss of alleles, and both stabilizing and directional selection favor certain phenotypes, which can reduce the frequency of alternative alleles.

Which of the Following Tends to Reduce Genetic Variation Within