Every second, millions of cells in your body divide in two. In the space of an hour, they duplicate their DNA and grow a web ...

During sexual reproduction, haploid gametes (i.e. eggs and sperm) are generated from diploid precursors through the specialized cell division of meiosis. Meiosis reduces ploidy by following one round ...

Researchers from the University of Tennessee Health Science Center have made a foundational discovery about chromosome biology through their work on the first-ever human pangenome reference. Published ...

In what might be a surprise for some, the male sex chromosome is far more complex than its female counterpart. This is why it’s taken scientists so long to work out exactly what makes a male a male.

Highly challenging to sequence and long overlooked, the human Y chromosome's contributions to health and disease remain largely unknown. A new paper that presents, for the first time, the complete ...

Ancient DNA is turning human evolution into a crime scene reconstruction, and one of the prime suspects is a herpesvirus that ...

A biology professor at a community college in San Antonio says he was fired for teaching students that sex is determined by X and Y chromosomes. He said he was told his lessons were ‘offensive and ...