What stands out the most about this ancient cephalopod sex chromosome is how little the chromosome has changed over time.

The octopus just revealed another one of its secrets: what determines its sex. University of Oregon researchers have ...

However, the large chunk that has been sequenced contains versions of several of the same genes that are found in the modern human Y chromosome. In modern humans, a Y chromosome gene called SRY ...

Humans have about 20,000 coding genes in total. Some chromosomes have more genes than others. About 98% of human DNA does not code for anything. Introns make up about 24% of your DNA. These are ...

Each human cell contains 23 pairs of chromosomes that carry DNA within their nucleus. The X and Y chromosomes, commonly referred to as the sex chromosomes, are one such pair.

Globally, scientists are working to unlock the secrets of extending human lifespan at the cellular level, where aging occurs ...

The X contains more genes related to brain function than does any other chromosome. “The X chromosome may be a treasure trove ...

The mystery of the disappearing Neanderthal Y chromosome And, of course, because the current study was conducted only in mice, future research should look at human brain tissue to check that the ...

"Given the fact that the X chromosome is enriched for brain-related genes, it became very important for us to know what roles it might be playing in brain aging," said Samira Abdulai-Saiku, Ph.D ...