an enzyme that catalyzes the synthesis of RNA in cells infected with RNA viruses, allowing production of copies of the viral RNA.
- Rna tumor virus
RNA tumor virus n. An RNA-containing virus of the subfamily Oncovirinae; oncornavirus.
- RNA virus
noun 1. any virus containing RNA; retrovirus. RNA virus n. Any of a group of viruses whose nucleic acid core is composed of RNA, including the picornaviruses, retroviruses, and paramyxoviruses. RNA virus A virus whose genome is composed of RNA. Retroviruses are RNA viruses. Compare DNA virus.
RNC Republican National Committee
1. round. rnd around rnd. round