Why is genetic drift more likely to occur in a small population than a large population?

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Biology

Brodie Sampson

1 June, 03:49

Why is genetic drift more likely to occur in a small population than a large population?

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Mariam · Answer 1

Genetic drift is more likely to occur in small populations because when a mutation arises in a member of such a population, they, and potentially their offspring, constitute a much larger proportion of the population than a mutated individual would be in a larger population.