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[pol-uh-muh-reys, -reyz] /ˈpɒl ə məˌreɪs, -ˌreɪz/

noun, Biochemistry.
any of several enzymes that catalyze the formation of a long-chain molecule by linking smaller molecular units, as nucleotides with nucleic acids.
any enzyme that catalyses the synthesis of a polymer, esp the synthesis of DNA or RNA

1866, coined by Berzelius (1830) from Greek polymeres “having many parts” (see polymer).

polymerase pol·y·mer·ase (pŏl’ə-mə-rās’, -rāz’)
Any of various enzymes that catalyze polymerization, especially those that catalyze the synthesis of polynucleotides of DNA or RNA using an existing strand of DNA or RNA as a template.
Any of various enzymes, such as DNA polymerase, RNA polymerase, or reverse transcriptase, that catalyze the formation of sequences of DNA or RNA using an existing strand of DNA or RNA as a template.


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