babbles

Babbles: telomeres and getting older

Telomeres are like little hats at the end of each chromosome. They’re a sequence of repetitive nucleotides that prevent the chromosome from fraying, deteriorating, or fusing with other another chromatid. As you get older, your telomeres shorten, causing more error in DNA replication. Thus, our skin sags, our hair grays, and our eyes just don’t work like they used to.

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