Any change in gene frequency in a population | vedclass

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(B) Genetic drift is defined as the change in the frequency of an existing gene variant (allele) in a population due to random sampling of organisms.

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Genetic drift

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(B) Genetic drift is defined as the change in the frequency of an existing gene variant (allele) in a population due to random sampling of organisms. It occurs by chance and can cause gene variants to disappear completely and thereby reduce genetic variation. According to the Hardy-Weinberg principle,allele frequencies in a population are stable and remain constant from generation to generation in the absence of evolutionary forces. Any change in these frequencies is referred to as genetic drift.

Any change in gene frequency in a population is called ......

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