Article
With a little help from my friends: cooperation can accelerate the rate of adaptive valley crossing.
BMC evolutionary biology - 17 Jun 2017
Obolski Uri, Lewin-Epstein Ohad, Even-Tov Eran, Ram Yoav, Hadany Lilach
Abstract excerpt
BACKGROUND: Natural selection favors changes that lead to genotypes possessing high fitness. A conflict arises when several mutations are required for adaptation, but each mutation is separately deleterious. The process of a population evolving from a genotype encoding for a local fitness maximum to a higher fitness genotype is termed an adaptive peak shift. RESULTS: Here we suggest cooperative behavior as a...
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