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Enzymes, responsible for unraveling short segments of DNA is

  • A.DNA polymerase
  • B.helicase
  • C.DNA ligase
  • D.primase

Answer: B

Correct answer: helicase

Helicase uses ATP to break the hydrogen bonds between paired bases and travel along the duplex, unwinding it. Ligase seals nicks, primase makes primers, and polymerase copies the strands once they have been separated.

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