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Complete Definition of "nucleoside"

English
Noun
wikipedia
nucleoside

  1. biochemistry an organic molecule in which a nitrogenous heterocyclic base (or nucleobase), which can be either a double-ringed purine or a single-ringed pyrimidine, is covalently attached to a five-carbon pentose sugar (deoxyribose in DNA or ribose in RNA). When the phosphate group is covalently attached to the pentose sugar, it forms a nucleotide.

See also
DNA
nucleobase
nucleotide
RNA

External links
w:nucleoside|Wikipedia article on Nucleosides

zh:nucleoside

Revision and Credits for"nucleoside"
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