Evolution of the Y Chromosome

[PabloMack]

Creationists enter at the risk of your belief system. This subject is very interesting to me. 300 million years puts the origin of the Y Chromosome at the very latest Carboniferous. That means that it was already present in the synapsid reptiles entering the Permian.

https://www.youtube.com/watch?v=2VsOpoxcoj8

[Dune]

Thanks Pablo; interesting stuff.