The X chromosome carries at least 150 genes linked to intelligence. Since the mother has two X chromosomes to pass along while the father only has one, the mother’s contribution to the child’s ...

Women are born with two X chromosomes and inherit one from each parent. But in every cell of their body, just one X ...

Human biological sex is determined by the sex chromosomes X and Y. In most cases, females possess two X chromosomes, while males have one X and one Y. However, there is some evidence that the Y ...

Chromosomes are thread-like structures located inside the nucleus of animal and plant cells. Each chromosome is made of protein and a single molecule of deoxyribonucleic acid (DNA). Passed from ...

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

A recent study has hinted at a possible connection between the X chromosome inherited from mothers and accelerated brain ...

A study finds that female mice using only a maternal X chromosome experience faster brain aging, leading to memory loss.

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

Women are born with two X chromosomes and inherit one from each parent. But in every cell of their body, just one X ...

New research shows that female mice expressing only a maternal X chromosome experience faster brain aging and cognitive ...