Question 1
How is the HIV provirus different from a lambda-phage prophage?
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the HIV provirus is integrated permanently into the host cell's DNA.
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lambda phage-infected cells produce virus slowly over time.
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all the offspring of a cell infected with a prophage will contain the virus.
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the HIV provirus is inactive inside the host cell.
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all subsequent generations of HIV-infected cells carry the provirus.
Question 2
Which of the following laboratory procedures is used for culturing animal viruses in the laboratory?
◦ cell cultures
◦ embryonated eggs
◦ broth cultures
◦ both cell cultures and embryonated eggs
◦ synthetic cytoplasm