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#Question id: 3640


Which of the following is true for the mechanism of excision repair?

#Section 3: Genetics, Cellular and Molecular Biology
  1. Endonuclease cleavage removes a portion of the damaged strand.

  2. The gap is filled in by DNA polymerase I

  3. The sugar-phosphate backbone is resealed by DNA ligase.

  4. All of the above are correct.


Answer:- Option(s): 4


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