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OpenStudy (augustrush2):
How do I identify purines and pyrimidines?
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OpenStudy (mpanderla):
Purines are mostly 2 ringed nitrogen containing structures that make up a nucleotide in either DNA or RNA. Purines are A and G. Pyrimidines are single ringed nitrogen contains structures that also make up both DNA and RNA. Pyrimidines are T and C and U.
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