The humble Y chromosome may seem simple, but it’s responsible for determining the male sex. And the bad news… It’s ...

Meanwhile, subsequent research identified CENP-B as a protein that binds to a simple sequence repeated many times in centromeric DNA. The centromeres of human chromosomes are heterochromatic ...

An idea inspired by the "X element" By the 1880s, scientists had established methods for staining chromosomes so that they could be easily visualized using a simple light microscope. With this ...