While most known types of DNA damage are fixed by our cells' in-house DNA repair mechanisms, some forms of DNA damage evade repair and can persist for many years, new research shows. This means ...

Chromosomes are tightly coiled structures in each of your cells that contain DNA, the code for all life. DNA is organized in segments on chromosomes called genes. Humans typically have 46 ...

How can DNA from a cheek swab determine if someone is closely related to you? When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. DNA tests can ...