RN
— Noun
– English
~ a graduate nurse who has passed examinations for registration
rn
— Noun
– English
~ a radioactive gaseous element formed by the disintegration of radium; the heaviest of the inert gasses; occurs naturally (especially in areas over granite) and is considered a hazard to health
rna
— Noun
– English
~ (biochemistry) a long linear polymer of nucleotides found in the nucleus but mainly in the cytoplasm of a cell where it is associated with microsomes; it transmits genetic information from DNA to the cytoplasm and controls certain chemical processes in the cell; "ribonucleic acid is the genetic material of some viruses"
RNA polymerase
— Noun
– English
~ the enzyme that copies DNA into RNA