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Byju's Answer
Standard XII
Biology
DNA Double Helix
Which one is ...
Question

Which one is correct base pairing for DNA molecule?

A
Cytosine - Uracil
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B
Thymine - Guanine
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C
Adenine - Thymine
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D
Thymine - Uracil
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Solution

The correct option is C Adenine - Thymine
DNA (deoxyribonucleic acid) is consists of adenine, thymine, cytosine, and Guanine. Adenine bonded by two hydrogen bonds with thymine and guanine is bonded by three hydrogen bonds with cytosine. Thus, the correct answer is C.

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