TIL that the ratio of male births to female births is 51/49%, and it's thought the ratio of X and Y chromosomes in the man's sperm is most likely the cause. utswmed.org Submitted by iKickdaBass t3_122ba42 on March 26, 2023 at 4:44 AM in todayilearned 37 comments 153
Competitive-Cow-4177 t1_jdrv5tt wrote on March 26, 2023 at 6:25 PM Cause of what? That there is such a good balance? Permalink 1
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