How Does a Bacterial Cell Protect Its Own DNA from Restriction

question 8

Multiple Choice

How does a bacterial cell protect its own DNA from restriction enzymes?

• A)by adding methyl groups to adenines and cytosines
• B)by using DNA ligase to seal the bacterial DNA into a closed circle
• C)by adding histones to protect the double-stranded DNA
• D)by forming "sticky ends" of bacterial DNA to prevent the enzyme from attaching

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