Question

How do you break hydrogen bonds in DNA?

Answer 1

Answer:

Explanation: During DNA replication, the enzyme DNA helicase unwinds the two strands of DNA and causes the hydrogen bonds between the two DNA strands to break, separating the DNA double helix into two individual strands so they can be copied.

Explanation:

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Answer 2

The process of breaking the hydrogen bonds between the nucleotide base pairs in double-stranded DNA requires energy. To break the bonds, helicases use the energy stored in a molecule called ATP, which serves as the energy currency of cells.

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