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Definition for radionucleotide

Noun
  1. Any nucleotidethe monomer comprising 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. labelled with a radioactiveExhibiting radioactivity. tracer
Derived terms
  • radionucleotideAny nucleotide labelled with a radioactive tracer cisternogram

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