In a DNA molecule adenine always forms a linkage with______________?
Correct answer: A. Thymine
- A. Thymine
- B. Cytosine
- C. Guanine
- D. Uracil
Explanation
In DNA, adenine pairs specifically with thymine through two hydrogen bonds, while guanine pairs with cytosine. Uracil is used in RNA in place of thymine.
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