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Morphological and Anatomical Evidences

Genetic drift

Question

Genetic drift

A

reduces genetic variation in a population

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B

increases genetic variation in a population.

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C

has no effect on the genetic variation in a population

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D

causes extinction in a population

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Solution

The correct option is A
reduces genetic variation in a population

random changes in gene frequency due to chance in small population is called genetic drift..

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