ribosomal RNA(redirected from Rna, ribosomal)
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n. Abbr. rRNA
The RNA that is a permanent structural part of a ribosome.
(Biochemistry) biochem a type of RNA thought to be transcribed from DNA in the nucleoli of cell nuclei, subsequently forming the component of ribosomes on which the translation of messenger RNA into protein chains is accomplished. Sometimes shortened to: rRNA
a type of RNA, distinguished by its length and abundance, that functions in protein synthesis as a component of ribosomes. Abbr.: rRNA