No DNA match in Nancy Guthrie case
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The Ames Campus students took a trip to the Dolan DNA Learning Center at Cold Spring Harbor Laboratory.
Morning Overview on MSN
Ghost lineages: The ancient DNA hiding in our genes today?
Fragments of DNA from long-extinct human relatives still circulate in modern genomes, and in some cases they do more than linger. They actively shape how people survive in extreme environments. The clearest example comes from the Tibetan Plateau,