DNA is fundamental to the biology of all life on Earth, but how many of us actually know what it is or what it's made of?

Gene therapy involves the introduction of functional genes into cells to replace or correct defective genes. Nucleic acids, such as viral vectors or synthetic nucleic acid molecules, are used to ...

All cells evolved from a common ancestor and use the same kinds of carbon-based molecules. Learn how cell function depends on a diverse group of nucleic acids, proteins, lipids, and sugars.

The sugar-phosphate backbone forms the structural framework of nucleic acids, including DNA and RNA. This backbone is composed of alternating sugar and phosphate groups, and defines directionality ...