Multiple Choice
In the overview of DNA replication, which enzyme primarily catalyzes the synthesis of new DNA strands by adding nucleotides to the growing chain?
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8. DNA Replication
Overview of DNA Replication
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In DNA replication, what is the primary function of DNA helicase at the replication fork?
A
It joins Okazaki fragments together by forming phosphodiester bonds.
B
It synthesizes new DNA strands by adding nucleotides in the direction.
C
It unwinds the parental DNA double helix by breaking hydrogen bonds between complementary bases.
D
It removes RNA primers from the lagging strand and replaces them with DNA.
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