Which of the Following Statements About Mismatch Repair of DNA

question 95

Multiple Choice

Which of the following statements about mismatch repair of DNA is true?

• A) The DNA is scanned for any base-pairing mismatches after methyl groups are added to guanines.
• B) Errors in replication made by DNA polymerase are corrected on the unmethylated strand.
• C) All abnormal bases are always removed.
• D) Repairs from damage caused by high-energy radiation are made.
• E) Mismatch repair occurs as each strand of DNA is being replicated.

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