The Pyrimidine Bases Are

question 73

Multiple Choice

The pyrimidine bases are

• A)6 membered ring systems containing 2 ring nitrogens.
• B)fused 5 and 6 membered ring systems containing 4 ring nitrogens.
• C)6 membered ring systems containing 4 ring nitrogens.
• D)fused 5 and 6 membered ring systems containing 2 nitrogens.
• E)none of the above

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