DNA is the chemical that codes for proteins which determine our physical traits. This molecule is a double coil connected by cross pieces (called bases). There are four bases that can vary in sequence ...

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. What ...

McMaster University provides funding as a founding partner of The Conversation CA. McMaster University provides funding as a member of The Conversation CA-FR. Human diversity did not appear to matter ...

Cystic fibrosis represents one of the most common inherited genetic disorders affecting people of European descent, touching the lives of approximately 30,000 individuals in the United States alone.