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A Bacterial Strain Is Resistant to Infection by a Bacteriophage

Question 31

Multiple Choice

A bacterial strain is resistant to infection by a bacteriophage. Which statement is False?


A) The bacteria make restriction enzymes that degrade the virus genome.
B) The bacterial host DNA is protected from restriction enzyme degradation by phosphorylation.
C) The bacterial host DNA is protected from restriction enzyme degradation by methylation.
D) If the phage DNA was methylated, it would be protected from restriction enzyme degradation.
E) The statements are ALL False.

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