Which of the Following Mechanisms Allow Repair Enzymes to Distinguish

question 85

Multiple Choice

Which of the following mechanisms allow repair enzymes to distinguish incorrect bases in DNA?

• A) The newly synthesized strand of DNA lacks methylated bases and other modifications.
• B) Deamination of A and C lead to improper bases for DNA.
• C) Thymine dimers and other cross links kink the DNA and are easy to find.
• D) All of these mechanisms allow repair enzymes to distinguish which base is incorrect.

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