A) Gene frequency in same generation.
B) Appearance of recessive genes.
C) Gene frequency from one generation to next.
D) None of the above
Correct Answer: C
Solution :Genetic drift is also known as Sewall Wright effect. It refers to the random changes in gene frequencies in a population by chance, either due to intensive inbreeding or death of a small section of population by natural calamity. Its effect is more marked in small isolated population.
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