Researchers have uncovered a "selfish" X chromosome in the fruit fly Drosophila testacea that manages to distort inheritance ...

When a species reproduces, typically, each parent passes on one of their two versions (alleles) of a given gene to their offspring. But not all alleles play fair in their quest to be passed onto ...

The XX chromosome that in reproductive tissues results in production of eggs, and the XY chromosome that results in sperm production, are also present in all body cells. This means that "each cell ...

If you’re born a man with the XY chromosome, there’s nothing to prevent you dressing like a woman, telling yourself you ARE a woman, living as a woman, and being fully entitled to be treated ...

If someone says, “I’m not a racist, but…” you can pretty much guarantee that they are about to go full Tommy Robinson. Likewise, trans people are constantly having to put up with fake ...

Lucia Mar Unified School District Diest then fought through her tears to argue that the trans athlete’s XY chromosomes define the person as a male, adding, “That is basic biology.” ...

Diest then fought through her tears to argue that the trans athlete's XY chromosomes define the person as a male, adding, "That is basic biology." But Diest was then interrupted by LMUSD board ...

Preliminary results of chromosome studies on cultured umbilical ... In two male babies an apparent XX/XY mosaicism was discovered in the culture of the cord blood. Repeat cultures did not show ...