Which of the Following Statements About Sequence Proofreading During DNA

question 43

Multiple Choice

Which of the following statements about sequence proofreading during DNA replication is FALSE?

• A)The exonuclease activity is in a different domain of the DNA polymerase.
• B)The exonuclease activity cleaves DNA in the 5′-to-3′ direction.
• C)The DNA proofreading activity occurs concomitantly with strand elongation.
• D)If an incorrect base is added, it is "unpaired" before removal.

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