As per Charles Darwin’s theory of evolution, fitness is an organism’s ability to survive and pass on its genes better suited to its environment to future generations. Sometimes, Darwin’s theory also ...

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 ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The 23 rd chromosome base pair contains what are known as our sex chromosomes. For most females, this ...

Nearly two decades ago, Australian evolutionary biologist Professor Jenny Graves sparked one of the most persistent genetic debates of our time. In a commentary that followed her 2002 research, she ...

Researchers are helping uncover new information about the Y chromosome in horses, which will help owners identify optimal lineages for breeding and help conservationists preserve breed diversity.

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 ...