In DNA, adenine forms hydrogen bonds with which base?
ATrypsin
BThiamine
CThymine
DTyrosine
Answer & Solution
Correct answer: C. Thymine
1. The two strands of DNA pair base to base.
2. Each base has exactly one partner.
3. Adenine forms hydrogen bonds with thymine.
4. Cytosine forms hydrogen bonds with guanine.
_Source: syllabus Chemistry Part II, Ch 10 'Biomolecules'_
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