embryo-sac

基本解釋

Both polygonum type and panicum type embryo sac have embellum.
有性生殖和無孢子生殖的胚囊中均有胚珠附器存在;
Abnormal development was observed at tetrad and mature embryo sac.
在四分體和成熟胚囊時期觀察到了異常發(fā)育現(xiàn)象。
Genesis of megaspore and development of embryo sac in Carica papaya L.
番木瓜的大孢子發(fā)生與胚囊發(fā)育。
These abnormalities would cause the abnormal structure of mature embryo sac.
這些異?？赡茏罱K導(dǎo)致多種結(jié)構(gòu)異常成熟胚囊的形成。
While in the Angiophyta the female gametophyte is simply the EMBRYO SAC.
被子植物門的雌配子體為簡單的胚囊；