Scientists have been turning to the animal world for inspiration for a long time, including for medicines. And many different types of animals have been responsible for this inspiration, including sharks, spiders, and... roadkill.

DNA (Deoxyribonucleic acid) carries the genetic instructions for an organism's growth, development, and reproduction, encoded by sequences of four nitrogen bases: adenine (A), thymine (T), guanine (G), and cytosine (C). These bases form...

This nugget describes historical aspect of discovery of nucleic acid, basic structure of polynucleotide chain, Watson model of DNA and types of DNA.

Gilead’s remdesivir is an antiviral nucleoside analogue that disrupts a virus’s ability to replicate its genome.