Which statement about complementary base pairing is not true?
(a) It plays a role in DNA replication
(b) In DNA, T pairs with A
(c) Purines pair with purines, and pyrimidines pair with pyrimidines
(d) In DNA, C pairs with G
All statements are correct except (c).
Purines always pair with pyrimidines. This generates uniform distance between two strands of helix.