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

Bacteriophage: Lysogenic Phage Infections

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Bacteriophage: Lysogenic Phage Infections

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Problem

Which steps of the lytic and lysogenic cycles are the same?

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Problem

Some bacterial viruses (lysogenic phages) carry viral DNA that acts like an episome. When a bacterial cell that is infected by a lysogenic phage replicates, what happens to the viral DNA?

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Lysogenic Conversion

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Problem

A strain of Corynebacterium diphtheriae has been infected by the Phage-beta, and the phage genome has been integrated into the host chromosome. Thus, this Corynebacterium diphtheriae is ______ and the integrated phage genome is a _______.