Female (XX) mammals inherit one X chromosome from each parent, but males (XY) receive an X from their mother and a Y sex chromosome from their father. X and Y chromosomes determine not only the ...

Humans have 23 pairs of chromosomes, including a pair of sex chromosomes (typically XX for females, and XY for males). Chromosomes contain hundreds to thousands of genes, which are sections of DNA ...

The maternal X chromosome sped up biological ageing in the hippocampus - a brain area crucial for learning and memory.

Researchers at the Crick have uncovered which genes on the Y chromosome regulate the development of sperm and impact ...

Though Trump's goal to impose a "binary nature of sex" may seem clear, the specific wording, technicalities, and application ...

Science has revealed some of the secrets of the X chromosome, but many remain. In humans, female cells contain two X ...