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10.

What is genetic drift?

random gene pool changes in small populations

mixing of genes from two parent organisms

new allele formations through recombination

movement of alleles resulting from migration

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Genetic drift is random gene pool changes in small populations. It occurs when there is a random change in the frequency of alleles in a population due to chance events, rather than natural selection. This can lead to certain alleles becoming more or less common in the population over time.
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