W3L6 - DNA repair MCQ

• Which of the following are DNA repair mechanisms?

  1. Base Excision Repair (BER)
  2. Base Insertion Repair (BIR)
  3. Direct repair
  4. Homologous recombination repair (HR)
  5. Match Repair (MR)
  6. Mismatch Repair (MMR)
  7. Non-homologous end joining (NHEJ)
  8. Nucleotide Excision Repair (NER)
  9. Nucleotide Insertion Repair (NIR)
  10. Proofreading activity of DNA polymerase

  1, 3, 4, 6, 7, 8, 10
• Which of the following statements are true about Non-homologous end joining (NHEJ) and Homologous recombination repair (HR).

  1. HR is less error-prone NHEJ
  2. HR is more error-prone NHEJ
  3. NHEJ and HR show the same rates of error
  4. NHEJ is less error-prone HR
  5. NHEJ is more error-prone HR
  6. None of the above are correct

  1 and 5