Confused and have questions? We’ve got answers. With Chegg Study, you can get step-by-step solutions to your questions from an expert in the field. If you rather get 1:1 study help, try 30 minutes of free online tutoring with Chegg Tutors.

RNA virus

From Biology-Online Dictionary | Biology-Online Dictionary
(Redirected from Rna virus)
Jump to: navigation, search

Definition

noun

A virus containing RNA as its genetic material. The RNA may be single stranded or double stranded. Examples of RNA viruses include Reoviruses, Picornaviruses, Togaviruses, Orthomyxoviruses, Rhabdoviruses, etc.


Supplement

The RNA viruses may be a double stranded (dsRNA) or single stranded (ssRNA) based on the type of their RNA, and they can be further grouped into negative sense or positive sense according to the sense of polarity of their RNA.

Most of them replicate in the cytoplasm. They don’t require as much polymerases of their host to replicate as DNA viruses do. Examples of human diseases caused by RNA viruses are SARS, influenza, hepatitis C, etc.


Synonym: ribovirus

Compare: DNA virus, ssRNA-RT virus.

Related terms: