What is the function of the enzyme topoisomerase in DNA replication?

Question

Accepted Answer

Relieving strain in the DNA ahead of the replication fork caused by the untwisting of the double helix.

Answer

Elongating new DNA at a replication fork by adding nucleotides to the existing chain.

Answer

Reattaching the hydrogen bonds between the base pairs in the double helix.

Answer

Building RNA primers using the parental DNA strand as a template.

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