Which of the Following Exonuclease Activities Is Present in DNA

question 14

Multiple Choice

Which of the following exonuclease activities is present in DNA polymerase I?

• A)3' exonuclease that degrades double stranded DNA
• B)3' exonuclease that degrades hairpin DNA
• C)5' exonuclease that degrades single stranded DNA
• D)5' exonuclease that removes RNA from a DNA-RNA duplex
• E)none of the above

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