What makes every person unique? Part of the answer is in our genes. A gene is a basic unit of heredity, the means by which traits get passed from one generation to the next, and genetics is the study ...

Epigenetics refers to how your behaviors and environment can cause changes that affect the way your genes work, according to the Centers for Disease Control and Prevention. Unlike genetic changes or ...

Discover interesting facts about how traits are passed down over generations through DNA. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. A gene is a basic unit of ...