Question:
How are purines distinguished from pyrimidines?
Author: Incredible SnipeAnswer:
Purines are derived from a pair of fused C-N rings, while pyrimidines are derived from a single C-N ring.
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Alternative answers:
Purines have a carbon-containing ring, while pyrimidines have a nitrogenous ring.
Pyrimidines have a carbon-containing ring, while purines have a nitrogenous ring
Purines are found only in DNA, while pyrimidines are found only in RNA.
Pyrimidines are derived from a pair of fused C-N rings, while purines are derived from a single C-N ring.
Author
Incredible Snipe