Unlike many older skeletons, the scientists were able to extract - TopicsExpress



          

Unlike many older skeletons, the scientists were able to extract DNA from one of her molars. Using techniques developed for DNA fragments from ancient specimens, they sequenced it and found that on a key characteristic, she fits in a lineage of Asian descent found only in the Americas. The signature in question in commonly found today in indigenous people from Chile and Argentina. The DNA evidence linking her to modern indigenous Americans and the morphological evidence consistent with other skeletons studied from the same era strongly supports the idea that the Americas were only colonized once... arstechnica/science/2014/05/submerged-skeleton-suggests-early-humans-only-found-the-americas-once/
Posted on: Fri, 16 May 2014 10:49:23 +0000

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