Microbiology

Learn the toughest concepts covered in Microbiology with step-by-step video tutorials and practice problems by world-class tutors.

18. Viruses, Viroids, & Prions

Animal Viruses: RNA Virus Synthesis & Replication

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Animal Viruses: RNA Virus Synthesis & Replication

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Replication of (+) Single Strand RNA (ssRNA) Viruses

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Replication of (-) Single Strand RNA Viruses

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A positive ssRNA virus:

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Replication of Double-Stranded RNA Viruses

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A scientist in studying a specimen in the laboratory. The scientist wants to determine if the specimen is a virus. Which of the following would allow her to conclude that the specimen is NOT a virus?

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Problem

Virus X, a (-) ssRNA virus, cannot replicate its genome without bringing what into the host cell?

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Problem

(+/-) dsRNA viruses are most similar to which other type of virus?