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.

Female mammals typically carry two X chromosomes — one from each parent — and a new study suggests that the maternal X is ...

The nucleus of each human body cell contains 46 chromosomes. Each chromosome contains about 1000 genes. There is enough DNA in all the cells in a human body to stretch to the sun and back again ...

Researchers at The University of Hong Kong (HKU) have made an exciting discovery about how human cells protect DNA during ...

Researchers have made an exciting discovery about how human cells protect DNA during cell division, offering new insights into combating diseases such as cancer. The research uncovers the vital role ...

Plastic chemicals may harm DNA, as new research reveals how additives disrupt nematode egg formation, suggesting risks to ...

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

Live imaging of embryos at different stages. Chromosomes are labeled in magenta. 4-cell sister blastomeres are shown, along with 3D-reconstructed images of 2-to-4-cell and 4-to-8-cell divisions.

Scientists found that healthy women can carry genetic changes in their breast cells that are thought to be characteristic of invasive breast cancer.

The short-beaked echidna (Tachyglossus aculeatus) is one of Australia's most iconic animals. Belonging to a unique group of mammals called "monotremes" (with the platypus as the other prominent member ...

An AI foundation model capable of predicting gene activity across many different human cell types may expedite research for ...