Natural selection, genetic drift and gene flow do not act in isolation ... eds. Conservation Biology: Evolution in Action. New York, NY: Oxford University Press, 2008. Darwin, C.

The founder effect is an extreme example of "genetic drift." Genes occurring at a certain frequency in the larger population will occur at a different frequency -- more or less often -- in a ...

Evolutionary biology is the study of this process, which can occur through mechanisms including natural selection, sexual selection and genetic drift. An experimental study shows that ...

Vagheesh Narasimhan, lead researcher, assistant professor of integrative biology and statistics and ... ancient adaptation signals can be masked by genetic drift-;random fluctuations in the ...