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Guanine and adenine are _______________(a) purines(b) pyrimidines(c) nucleosides(d) gangliosidesThis question was posed to me during an online exam.This intriguing question comes from Gene Chemical Nature topic in portion Nature of Genome of Cell Biology

Answer»

Correct choice is (a) purines

To explain I would SAY: Purines are nitrogenous BASES CONSISTING of two rings. Adenine and GUANINE are purines whereas thymine and cytosine are pyrimidines.



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