Multiple Choice
In the context of an overview of DNA replication, what is the primary purpose of DNA replication in cells?
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8. DNA Replication
Overview of DNA Replication
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In the context of DNA replication, what is the primary function of DNA polymerase?
A
It synthesizes a new DNA strand by adding nucleotides to the 3′ end using the template strand and forms phosphodiester bonds.
B
It lays down short RNA primers to provide a free 3′ hydroxyl group for DNA synthesis.
C
It joins Okazaki fragments together by sealing nicks in the sugar-phosphate backbone.
D
It unwinds the DNA double helix ahead of the replication fork by breaking hydrogen bonds.
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