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发帖数: 18685 | 1 During their research, Tackney and O'Rourke discovered the babies' DNA on
their mothers' sides matched the DNA of Native Americans who spread
southward.
"Those lineages are not found in the north anymore," said Tackney.
The researchers also say this bolsters a theory that the earliest Native
Americans came to North America from Asia -- on a land bridge -- when the
two continents were still connected. Their DNA evolved over time, O'Rourke
said.
文章发表在PNAS
http://kutv.com/news/local/u-of-u-researchers-find-link-between | s*******u
发帖数: 5796 | |
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