The melting temperature (\(T_m\)) of DNA is
Question and options
The melting temperature () of DNA is
- directly proportional to the length of the DNA chain
- directly proportional to the GC content
- directly proportional to the AT content
- not related to the base composition
Answer and explanation
Correct answer: B - directly proportional to the GC content
GC pairs have three hydrogen bonds (and stronger stacking) versus two for AT, so increases with GC content.
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