NEET 2008 Biology question

Which one of the following pairs of nitrogenous bases of nucleic acids, is wrongly matched with the category mentioned against it?

Answer: (1)

Solution

Adenine and guanine are purines (double-ring bases); thymine, uracil and cytosine are pyrimidines (single-ring bases). The pair "Adenine,

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Question ID VK-090055