The Yamnaya outlier

For a while now I've been arguing that the more exotic and southern, non-Eastern European Hunter-Gatherer (EHG), part of the Yamnaya genotype mostly made its way into the Pontic-Caspian steppe via female mediated gene flow, probably as a result of the practice of female exogamy with populations in the North Caucasus. For instance:

A plausible model for the formation of the Yamnaya genotype

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