3. DNA Metabolism
Dna Repair — Quiz
Test your understanding of dna repair with 5 practice questions.
Practice Questions
Question 1
Which DNA repair pathway uses a sister chromatid as a template to accurately repair double-strand breaks?
Question 2
Which repair mechanism ligates broken DNA ends directly without requiring a homologous template?
Question 3
In eukaryotic nucleotide excision repair, which complex contains helicase activity that unwinds DNA around the lesion?
Question 4
What is the primary role of AP endonuclease during base excision repair?
Question 5
How does the bacterial MutH protein distinguish the newly synthesized strand during mismatch repair?