Which is not a mechanism for maintaining genetic variation in populations?
A) Neutral alleles
B) Sexual recombination
C) Directional selection
D) Frequency-dependent selection
E) Environmental variation

Question

Quizplus · Accepted Answer

Directional selection actually reduces genetic variation in a population by favoring certain alleles and driving others to extinction. The other options promote genetic variation by allowing for differences in the genetic makeup of individuals within a population.

Which Is Not a Mechanism for Maintaining Genetic Variation in Populations