The Y chromosome that makes men is poorly designed and degrading rapidly, meaning it's likely to disappear even while humans remain on the planet, an evolutionary geneticist and "thinker in residence" ...

The author who recently wrote that when it comes to chromosomes, it is XX or XY, is mistaken. It could be, in rare cases, XXY. Have something on your mind? Send to [email protected] or click here to ...

Sex chromosomes are chromosomes, or packages of DNA, that are found inside the nucleus of all of your cells. There are two different kinds: X and Y, which determine whether you’re biologically male ...

Chromosomes carry our basic genetic material. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Your DNA blueprint (genome) doesn't exist as one ...