Tag: cell

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Lifespan of Cells in the Body

Cells in the human body are constantly renewing themselves, replacing one another, with lifespans ranging from a few days to several decades.Liver cells change after 300-500 days, while skin cells ...

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The world’s largest frozen animal bank

The Frozen Zoo in San Diego is managed by just 4 researchers overseeing more than 11,000 specimens representing 1,300 different species and subspecies.In a laboratory located in the basement of ...