碱基置换 [化学] base substitution ; base-pair substitution ; [分子生物] base replacement ; base transversion

碱基置换突变 Base substitution mutation ; substitution mutation

碱基置换型致突变物 base pair substitution mutagens

碱基置换突变物 base exchange mutagen

碱基旋转置换 rotational base substitution

碱基对置换法 base pair substitution