Researchers examined DNA from a 14,000-year-old tooth found in Siberia and linked it to early Native Americans, the oldest link yet found, they say. "[W]e are suggesting that ... the First American ancestry was formed in Siberia and also existed there, in a large range of time and space, so we can detect it in ancient Siberian individuals," says He Yu, lead author of the study in Cell.
Earliest link between Siberian, Native American DNA found
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