The false statement about genetic drift as an evolutionary factor is the main process that produces adaptation.
Genetic drift is a change in gene frequency in a small population due to random events. Ideally, a population should be large so that genetic drift does not affect its gene pool. In general, genetic drift is caused by catastrophes and the formation of new colonies by a small number of individuals. Major disasters such as volcanic eruptions and tsunamis can reduce population size drastically.
As a result, the genetic structure of the small population that survives may not be representative of the original population structure, a situation commonly referred to as the bottleneck effect. With the loss of most of the alleles from the gene pool, the bottleneck effect and the resulting genetic drift will reduce the genetic diversity within a population. The bottleneck effect may explain why populations of cheetahs show so little genetic variation.
Learn more about genetic drift at https://brainly.com/question/1027688
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