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[pol-ee-noo-klee-uh-tahyd, -nyoo-] /ˌpɒl iˈnu kli əˌtaɪd, -ˈnyu-/

noun, Biochemistry.
a sequence of , as in DNA or RNA, bound into a chain.
(biochem) a molecular chain of nucleotides chemically bonded by a series of ester linkages between the phosphoryl group of one nucleotide and the hydroxyl group of the sugar in the adjacent nucleotide. Nucleic acids consist of long chains of polynucleotides

polynucleotide pol·y·nu·cle·o·tide (pŏl’ē-nōō’klē-ə-tīd’, -nyōō’-)
A linear polymer containing an indefinite, usually large, number of nucleotides linked from one ribose or deoxyribose to another by phosphoric residues.


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