Multiple choice

What is the melting temperature (Tm) of DNA?

  1. The temperature at which 50% of the DNA is melted is termed the melting temperature or Tm.

  2. The temperature at which 100% of the DNA is melted is termed the melting temperature or Tm.

  3. The temperature at which DNA starts melting is termed the melting temperature or Tm.

  4. The temperature at which DNA is denatured is termed the melting temperature or Tm.

  5. All of the above
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A Correct answer
Explanation

This option is the correct answer. At this temperature, 50% of the DNA is melted.

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