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प्रश्न
Which nitrogenous bases are classified as pyrimidines?
पर्याय
Adenine and Guanine
Thymine, Adenine, and Guanine
Adenine, Guanine, and Cytosine
Cytosine, Thymine, and Uracil
MCQ
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उत्तर
Cytosine, Thymine, and Uracil are the three pyrimidine bases, characterized by their single-ring structure. Cytosine is found in both DNA and RNA, thymine is found exclusively in DNA, and uracil is found exclusively in RNA. Pyrimidines are smaller than purines.
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