Multiple Choice
In prokaryotic DNA replication, which DNA polymerase is primarily responsible for proofreading newly synthesized DNA via a exonuclease activity?
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8. DNA Replication
Overview of DNA Replication
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In the overview of DNA replication, which best describes the primary function of DNA polymerase?
A
Synthesizes RNA primers needed to initiate DNA synthesis on the leading and lagging strands.
B
Unwinds the DNA double helix ahead of the replication fork by breaking hydrogen bonds between base pairs.
C
Joins Okazaki fragments together by forming phosphodiester bonds between adjacent DNA fragments.
D
Synthesizes a new DNA strand by adding nucleotides to the end, using a template strand and a primer.
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