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Jumping genes provide unexpected diversity

Mobile DNA elements help shape human genomes

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10:34am, February 15, 2009

CHICAGO ─ Mobile pieces of DNA may have given humans a jump-start on evolution, a new study reveals.

“Jumping genes,” pieces of DNA that replicate and insert themselves into a host’s genome, have been actively shaping human and other primate evolution, researchers said February 14 at the annual meeting of the American Association for the Advancement of Science.

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