The results show that the blastomere nuclei of ?Xenopus laevis induces the parthenogenesis of unfertilized egg in ?Bufo raddei.

• 根据实验分析认为，非洲爪蟾的胚胎细胞核进入花背蟾蜍成熟卵后，引起的是花背蟾蜍的单性发育。