Article
Genetic variability of sexual size dimorphism in a natural population of Drosophila melanogaster: an isofemale-line approach.
Journal of genetics - 1 Dec 2003
David Jean R, Gibert Patricia, Mignon-Grasteau Sandrine, Legout Hélène, Pétavy Georges, Beaumont Catherine, Moreteau Brigitte
Abstract excerpt
Most animal species exhibit sexual size dimorphism (SSD). SSD is a trait difficult to quantify for genetical purposes since it must be simultaneously measured on two kinds of individuals, and it is generally expressed either as a difference or as a ratio between sexes. Here we ask two related questions: What is the best way to describe SSD, and is it possible to conveniently demonstrate its genetic variability in...
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