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Organic Chemistry 2

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DNA Replication: DNA Helicase

ORGO2-BK0N01

Which of the following statement is TRUE about DNA helicase?

A

Helicase binds the nucleotide​ together.

B

Helicase unwinds the double helix by disrupting the hydrogen bonds.

C

It begins replication by adding a ​complementary base to the leading strand.

D

It prevents re-annealing of DNA during replication.

E

It proofreads for the mismatched base pair that occurred during replication.