Name the enzyme that facilitates opening of DNA helix during DNA replication.

DNA helicase

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DNA polymerase

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RNA polymerase

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DNA ligase

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Solution

The correct option is A DNA helicase
During DNA replication, DNA helicase is responsible for unwinding of DNA helix.
DNA polymerase synthesizes DNA.
RNA polymerase called primase forms primers.
DNA ligase joins the Okazaki fragments.

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