Edvins Aritis 2019-07-16 14:42:50 | Profile X-Chromosome is female. "Replacing" one of the two with a Y-chromosome is male. But anyway... MEN.
daviclond 2019-06-14 08:38:19 | Profile FUN FACT: the y chromosome is shrinking and scientists believe males in the human race will eventually disappear... so.... why are girls so picky about witch guy they pick?
Dddffgg Dffgghu 2019-06-10 15:34:05 | Profile i was wondering if those are your compositions, or if you just upload them;)
Diane Fowler 2019-06-09 14:50:34 | Profile not really, if you have the good gene on X chromosome you can be a male. you can be a male with XX