Dictionary of Human Evolution and Biology

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Coefficient Of Selection

Relative proportion of the reduction of gametic contribution to the next generation of a parental genotype compared to a reference genotype (with the highest fitness and that has a selection coefficient of zero). The coefficient of selection ranges in value from zero to one, and is the inverse of the fitness of a genotype, i.e. with s 0.10, fitness is 1 s, or 0.90. Aka selection coefficient.

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