Multiple Choice
In the following schematic drawing, two DNA molecules are shown before and after the action of a protein that is also involved in the process of DNA replication. What is this protein called? 
A) DNA ligase
B) DNA helicase
C) DNA polymerase I
D) DNA topoisomerase I
E) DNA topoisomerase II
Correct Answer:

Verified
Correct Answer:
Verified
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