TLS Online TPP Program

#Question id: 3640


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

#Part-A Aptitude & General Biotechnology
  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.