Multiple Choice
In DNA replication, in which direction does DNA polymerase synthesize the new DNA strand?
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8. DNA Replication
Overview of DNA Replication
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In the overview of DNA replication, what is the primary function of DNA ligase?
A
It adds nucleotides to the growing DNA strand in the direction.
B
It synthesizes short RNA primers needed to initiate DNA synthesis.
C
It unwinds the parental DNA double helix ahead of the replication fork.
D
It seals nicks in the sugar-phosphate backbone by forming phosphodiester bonds, joining Okazaki fragments on the lagging strand.
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