Submitted by Which-Community-5851 t3_11njmq7 in askscience
legitusernameiswear t1_jbs21nk wrote
Reply to comment by Tropenpinguin in Why are Y chromosomes shorter than the X chromosome? by Which-Community-5851
Humans diverged from Macaques 25 million years ago and have lost one (1) gene on the y chromosome since then. The Y chromosome isn't going anywhere.
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