What term defines chance changes in allele frequency that have a big effect in small populations?

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Biology

Giuliana Hurst

28 March, 00:45

What term defines chance changes in allele frequency that have a big effect in small populations?

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Eliana Ray · Answer 1

Bottleneck is the term used to define chance changes in the frequency of alleles which have a significant effect on small populations. The effect is that the population is greatly reduced because of the change in the allele frequency. A genetic drift will follow which will expedite evolution.