You are mostly but not entirely human. If we crunch the numbers, 8 percent of your genome actually comes from viruses that got stranded there. This viral detritus is a souvenir from our evolutionary past, a reminder that viruses have been with us from the very beginning.
Usually, this 8 percent of your DNA — the viral bits — are kept silent. Scientists call it part of the “dark matter” in your genome.
Now scientists at La Jolla Institute for Immunology (LJI) have published a first look at…
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News Source: www.sciencedaily.com
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