shawhatchy

Telomeres are bits of “non-coding DNA” on the end of chromosomes that protect your real DNA every time a cell divides. What happens is that, on account of how cells divide, the final bit of a chromosome can't be copied 100% - a bit of bit will get lower off. It was thought that, as cell divide, there's telomere shortening each time, till, they're gone. At that time, the “real DNA” can't be...