Description
A telomere is a repeating sequence of double-stranded DNA located at the ends of chromosomes. Each time a cell divides, the telomeres become shorter. Eventually, the telomeres become so short that the cell can no longer divide.
A telomere is a repeating sequence of double-stranded DNA located at the ends of chromosomes. Each time a cell divides, the telomeres become shorter. Eventually, the telomeres become so short that the cell can no longer divide.
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