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Question

The pyrimidine in which bonding takes place through three hydrogen bonds
  1. Adenine
  2. Guanine
  3. Thymine
  4. Cytosine
  5. Uracil

A
Adenine
B
Guanine
C
Thymine
D
Cytosine
E
Uracil
Solution
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Cytosine forms three hydrogen bonds with guanine, and adenine forms two hydrogen bonds with thymine.
These hydrogen-bonded nitrogenous bases are often referred to as base pairs.

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