Definition of RNA polymerase
1. Noun. The enzyme that copies DNA into RNA.
Medical Definition of RNA polymerase
1.
An enzyme that polymerise ribonucleotides in accordance with the information present in DNA.
Prokaryotes have a single enzyme for the three RNA types that is subject to stringent regulatory mechanisms. Eukaryotes have type I that synthesises all rRNA except the 5S component, type II that synthesises mRNA and hnRNA and type III that synthesises tRNA and the 5S component of rRNA.
(23 Aug 1998)
Lexicographical Neighbors of RNA Polymerase
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