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Articles tagged Reptiles
They rattle as warning, but during the hunt their strike is silent and sudden. Any rabbit or mouse targeted by a rattlesnake is doomed—the snake’s bite carries a paralyzing venom. The toxins in this venom are proteins encoded by a large gene family that arose by gene duplication. In the July issue of GENETICS, Margres…
The sex of many reptile species is set by temperature. New research reported in the journal GENETICS identifies the first gene associated with temperature-dependent sex determination in any reptile. Variation at this gene in snapping turtles contributes to geographic differences in the way sex ratio is influenced by temperature. Understanding the genetics of sex determination…