Question
Biology Question on Molecular Basis of Inheritance
Frequency of an allele in an isolated population may change due to
A
Genetic drif
B
Gene flow
C
Mutation
D
Natural selection
Answer
Genetic drif
Explanation
Solution
Genetic drift refers to the random fluctuations in allele frequencies in a population due to chance events. In a small, isolated population, genetic drift can have a significant impact on allele frequencies. So, the correct option is (A): Genetic drif