Because males have only inherited one X chromosome, it is sure to be expressed. How do sex chromosomes affect intelligence? Created with Sketch. The X chromosome carries at least 150 genes linked ...

In a new study, scientists probed the ways in which the X chromosome may change with age and affect cognition. . | Credit: ...

The genes that determine intelligence are located in chromosome X. And because women carry two X chromosomes and men carry only one, the conclusion is that women are twice as likely to transmit ...

For the past 40 or 50 years, researchers searched for the trigger behind sex-biased autoimmunity. “We have thought that the X chromosome had something to do with the autoimmune predominance. This ...

In a surprise, work in mice has found that the dormant X chromosome in females can reawaken late in life and turn on genes that keep the brain healthy. UCSF researchers may have discovered how the ...

Females carry two X chromosomes. One of them is ensconced in a corner in the cell called the Barr body, where it can’t express many genes, and scientists thought it didn’t do much of anything. But the ...

Why are the human sex chromosomes called “X” and “Y,” while the other 22 chromosomes are identified only by numbers? The answer begins in the late 1800s, when insect gonad cells, whose large ...

Nature Research Intelligence Topics enable transformational understanding and discovery in research by categorising any document into meaningful, accessible topics. Read this blog to understand ...

The X and Y chromosomes, commonly referred to as the sex chromosomes, are one such pair. They determine the biological sex, reproductive organs, and sexual characteristics that develop in a person.