Wars and clan structure may explain a strange biological event 7,000 years ago May 30, 2018 Latest Science News -- ScienceDaily Genetic data suggest there was a collapse in male, but not female, genetic diversity starting 7,000 years ago. The reason may be wars between clans structured around male ancestry. from Latest Science News -- ScienceDaily https://ift.tt/2Jlcq46 Author : Unknown Share this Related Posts
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