SEARCH Articles Figures Tables Base pairing bases Base pairs Bases Base pair Bases complementary Bonded pairs Bonding pair Complementariness Complementary Complementary base pairs Complementary hydrogen bond Complementary hydrogen bonding Hydrogen bases Hydrogen between Hydrogen bonding base pairing Hydrogen bonding between complementary Hydrogen bonding, between Hydrogen bonds between Hydrogen complementary Hydrogen pairing Hydrogen-bonded base pairs Hydrogen-bonded pair