Article
Epistasis affecting litter size in mice.
Journal of evolutionary biology - 1 May 2004
Peripato A C, De Brito R A, Matioli S R, Pletscher L S, Vaughn T T, Cheverud J M
Abstract excerpt
Litter size is an important reproductive trait as it makes a major contribution to fitness. Generally, traits closely related to fitness show low heritability perhaps because of the corrosive effects of directional natural selection on the additive genetic variance. Nonetheless, low heritability does not imply, necessarily, a complete absence of genetic variation because genetic interactions (epistasis and...
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