Why Is DNA Ligase Most Active on the Lagging Strand

question 100

Multiple Choice

Why is DNA ligase most active on the lagging strand during DNA replication? ​

• A)The lagging strands contain more short DNA segments than the leading strand, which are joined together by DNA ligase.
• B)The lagging strand is synthesized more slowly, and DNA ligase speeds up the DNA polymerase.
• C)The lagging strand synthesizes DNA in the 3' 5' direction.
• D)The lagging strand requires DNA ligase to couple the RNA primer to the Okazaki fragments.
• E)DNA ligase performs the function of RNA primase on the lagging strand.

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