The process by which nucleotides (the building blocks of DNA and RNA) are linked together to form a long chain, or polymer.
The molecule that carries most of the genetic instructions used in development, functioning and reproduction of all known living organisms.
A polymeric molecule essential in various biological roles including coding, decoding, regulation and expression of genes.
The basic building block of DNA and RNA consisting of a base (adenine, guanine, cytosine or thymine for DNA; adenine, guanine, cytosine or uracil for RNA), a sugar molecule and one phosphate group.