FASCINATION ABOUT XXX

Fascination About xxx

Chromosomes are definitely the blueprint of daily life, carrying all of the genetic info. You've got 23 pairs of chromosomes, and 1 of such pairs decides your baby's gender—the intercourse chromosomes, labeled X and Y. The combination of such chromosomes (XX for ladies, XY for boys) determines the intercourse within your baby.Chromosomes are defi

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