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  • Molecular Structure
  • Which of the following is used in recombinant DNA experim...
Multiple choice

Which of the following is used in recombinant DNA experiments to lower the melting temperature?

  1. Formamide

  2. betaine

  3. magnesium ions

  4. dimethyl sulfoxide (DMSO)

  5. Taq pol

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A Correct answer
Explanation

It destabilizes hydrogen bonding between bases.

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