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?

This production of new types of cells is the result of DNA ... Note how its structure resembles a twisted ladder. Note also that DNA with a "left-handed" twist, as this has, is a special kind ...

DNA is a linear molecule composed of four types of smaller chemical molecules ... The structure of DNA can also be described as a ladder. The chemical backbones of the ladder are made up of ...

DNA, which stands for deoxyribonucleic acid, resembles a long, spiraling ladder. It consists of just a few kinds of atoms: carbon, hydrogen, oxygen, nitrogen, and phosphorus. Combinations of these ...

Beyond the ladder-like structure described above, another key characteristic of double-stranded DNA is its unique three ... different shapes in different types of organisms. For instance, most ...