Standard base pairs occur at all positions 7.2 Codon-anticodon recognition involves wobbling Cytosine H Guanine Figure 7. 4 Wobble in base pairing allows G-U Uracil pairs to form between Adenine the third base of the G-U wobble pairing occurs only at third codon position codon andand the first base of the anticodon 消当Figure 7.4 Wobble in base pairing allows G-U pairs to form between the third base of the codon and and the first base of the anticodon. 7.2 Codon-anticodon recognition involves wobbling