retrenchment occurred at any time, the bottleneck could not have been smaller than a few thousand individuals, a conclusion that is also buttressed by computer simulations. These results contradict the claim propagated by the media that all modern humans descend from a single woman or very few women that lived 200,000 years ago.
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Human Evolution ."
Tempo and Mode in Evolution: Genetics and Paleontology 50 Years After Simpson . Washington, DC: The National Academies Press,
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