Studies on several floral homeotic mutants in dicots, mainly in Arabidopsis, Snapdragan and Petunia, established the ABCDE model for the determination of floral organ identities.

根据对双子叶模式植物拟南芥、金鱼草和矮牵牛遗传突变体的研究，提出了花发育的ABCDE模型。

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Mr Bhagwati devoted his keynote speech at the World Bank's ABCDE gathering in Oslo on Tuesday to the subject of immigration.

BBC: Fighting immigration 'a waste of time'