Retroregulation Limits Expression of the Int Protein During Lytic Growth

question 19

Multiple Choice

Retroregulation limits expression of the Int protein during lytic growth.The mechanism of retroregulation involves which of the following?

• A) Binding of an antisense RNA that inhibits translation of the int mRNA.
• B) Degradation of the Int protein by cellular proteases.
• C) Inhibition of transcription from Pint.
• D) Specific degradation of the int mRNA by Exonuclease III.
• E) Termination of transcription upstream of the int coding region.

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