The ape sex chromosomes have now been fully sequenced. Rapid evolution has led to extreme differences in the Y chromosome between species, whereas the X chromosome experienced much less dynamic ...

The evolution of sex chromosomes influences reproductive biology and genome evolution across species. In Drosophila pseudoobscura, the Y chromosome has a distinct origin compared to Drosophila ...

The Y chromosome is inherited only through the paternal line. Sons receive their Y chromosome exclusively from their father.

When you buy through links on our articles, Future and its syndication partners may earn a commission. It could be a major reason why females tend to have longer lifespans. | Credit: Illustration by ...