Evolution Question 56

56. In a random mating population in equilibrium, which of the following brings about a change in gene frequency in a non-directional manner?

[2003]

(a) Migration

(b) Mutations

(c) Random drift

(d) Selection

Show Answer

Answer : c

Hints & Solution

(c) Migration refers to the movement of individuals into and out of population. Mutation refers to random and sudden heritable variations or changes arising in the genetic constitution.