Multiple Choice
What are pyrimidine dimers?
A) pyrimidines (C and T) that have gained an extra nitrogen-containing ring structure
B) pyrimidines on antiparallel DNA strands that form complementary base pairs
C) adjacent pyrimidines on the same DNA strand that join by covalent bonding
D) pyrimidines formed by demethylation of purines
Correct Answer:

Verified
Correct Answer:
Verified
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