(biochemistry) The monomer constituting DNA or RNA biopolymer molecules. Each nucleotide consists of a nitrogenous heterocyclic base (or nucleobase), which can be either a double-ringed purine or a single-ringed pyrimidine; a five-carbon pentose sugar (deoxyribose in DNA or ribose in RNA); and a phosphate group.

plural of nucleotide

Of or pertaining to a nucleotide

(biochemistry) nicotinamide adenine dinucleotide

(biochemistry) nicotinamide adenine trinucleotide

(biochemistry, genetics) Any nucleotide in which the phosphate group is bonded to two hydroxyl groups on the same sugar

plural of triphosphopyridine nucleotide

plural of cyclic nucleotide

plural of diphosphopyridine nucleotide