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Getting to the root of enamel evolution

May 5, 2014

skulls of a human, a gorilla and a macaque Thick tooth enamel is one of the features that distinguishes our genus, Homo, from our primate relatives and forebears. A new study offers insight into exactly how evolution shaped our teeth, one gene at a time. By comparing the human genome with those of five other primate species, a team of geneticists and evolutionary anthropologists at Duke University has identified two segments of DNA where natural selection acted to give modern humans their thick enamel. Full Story

Duke University

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