Q: Describe the role that integrase plays during the insertion of λ DNA
Describe the role that integrase plays during the insertion of λ DNA into the host chromosome.
See AnswerQ: With regard to promoting the lytic or lysogenic cycle, what would
With regard to promoting the lytic or lysogenic cycle, what would happen if the following genes were missing from the λ genome? A. cro B. cI C. cII D. int E. cII and cro
See AnswerQ: How do the λ repressor and the cro protein affect the transcription
How do the λ repressor and the cro protein affect the transcription from PR and PRM? Explain where these proteins are binding to cause their effects.
See AnswerQ: In your own words, explain why it is necessary for the
In your own words, explain why it is necessary for the cI gene to have two promoters. What would happen if it had only PRE?
See AnswerQ: Figure 18.11 shows a genetic switch that controls the choice
Figure 18.11 shows a genetic switch that controls the choice between the lytic and lysogenic cycles of phage λ. What is a genetic switch? Compare the roles of a genetic switch...
See AnswerQ: Describe the process of reverse transcription of HIV RNA.
Describe the process of reverse transcription of HIV RNA.
See AnswerQ: Why is a host-cell tRNA needed for reverse transcription?
Why is a host-cell tRNA needed for reverse transcription?
See AnswerQ: What structural features are common to all viruses? Which features are
What structural features are common to all viruses? Which features are found only in certain types of viruses?
See AnswerQ: Explain the role of RNase H (a component of reverse transcriptase
Explain the role of RNase H (a component of reverse transcriptase) during the synthesis of HIV DNA.
See AnswerQ: Describe how HIV DNA is integrated into a chromosome of the host
Describe how HIV DNA is integrated into a chromosome of the host cell.
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