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genetic drift
(redirected from Random genetic drift)

   Also found in: Medical, Acronyms, Encyclopedia, Wikipedia 0.01 sec.
genetic drift
n.
Random fluctuations in the frequency of the appearance of a gene in a small isolated population, presumably owing to chance rather than natural selection.

genetic drift
Fluctuations in the frequency of a gene in a small isolated population, thought to be due to random chance rather than natural selection.


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Genetic Drift Technically, all finite populations are subject to some degree of random genetic drift because the number of reproductive propagules produced is always less than the number of multilocus genotypes that are possible.
Sex, chance and genes Random genetic drift is an evolutionary force to be reckoned with too.
Noting that most aspects of evolution at the genomic level can't be explained by natural selection, he explores the role of nonadaptive forces such as mutation, recombination, and random genetic drift.
 
 
 
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