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Virus

Definition(s)

Minute infectious agents whose genomes are composed of DNA or RNA, but not both. They are characterized by a lack of independent metabolism and the inability to replicate outside living host cells.

Definition from: Unified Medical Language SystemThis link leads to a site outside Genetics Home Reference. (MeSH)   at the National Library of Medicine

A microorganism that can infect cells and cause disease.

Definition from:  National Cancer Institute dictionaryThis link leads to a site outside Genetics Home Reference.

Related discussion in the Handbook

 
Published: January 23, 2009