
Science
The World's Oldest Land Animal, a 194-Year-Old Tortoise, Offers Clues About Aging
Jonathan's DNA and epigenome, studied from a cheek swab, show unusually stable repair and metabolism switches. Researchers stress it is early work.
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Jonathan's DNA and epigenome, studied from a cheek swab, show unusually stable repair and metabolism switches. Researchers stress it is early work.
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