Article
Evolutionary rescue and the limits of adaptation.
Philosophical transactions of the Royal Society of London. Series B, Biological sciences - 19 Jan 2013
Bell Graham
Abstract excerpt
Populations subject to severe stress may be rescued by natural selection, but its operation is restricted by ecological and genetic constraints. The cost of natural selection expresses the limited capacity of a population to sustain the load of mortality or sterility required for effective selection. Genostasis expresses the lack of variation that prevents many populations from adapting to stress. While the role...
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