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Nucleotide Excision Repair

View the animation below, then complete the quiz to test your knowledge of the concept.






1What protein cuts the damaged DNA strand?
A)UvrB
B)UvrC
C)UvrD
D)UvrA



2Which protein has a helicase function?
A)UvrB
B)UvrC
C)UvrD
D)UvrA



3Which of the following synthesizes the new DNA strand?
A)DNA ligase
B)DNA polymerase
C)DNA helicase
D)UvrA-UvrB trimer



4Nucleotide excision repair only repairs pyrimidine dimmers.
A)True
B)False



5In nucleotide excision repair, both strands of the DNA are cut and repaired using DNA polymerase and DNA ligase.
A)True
B)False







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