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
Correct Answer:

Verified
Correct Answer:
Verified
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