Which One of the Following Statements About Enzymes That Interact $\rightarrow$

question 2

Multiple Choice

Which one of the following statements about enzymes that interact with DNA is true?

• A)E)coli DNA polymerase I is unusual in that it possesses only a 5' \(\rightarrow\)3' exonucleolytic activity.
• B)Endonucleases degrade circular but not linear DNA molecules.
• C)Exonucleases degrade DNA at a free end.
• D)Many DNA polymerases have a proofreading 5' \(\rightarrow\) 3' exonuclease.
• E)Primases synthesize a short stretch of DNA to prime further synthesis.

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