The mature embryo sac is surrounded by en lothelium tapetum. It is composed or an egg apparatus, one central cell with secondary nucleus, and 1—6 antipodal cells.
成熟胚囊被珠被绒毡县包围，由卵器、具次生核的中央细胞以及数目为1至6个反足细胞组成。
Then a reconstructed embryo was completed by the direct injection of the donor nucleus or cell without pulling out the injection pipette.
最后在不拔出注射针的情况下直接注射细胞核或完整细胞进而完成重构胚的构建。
At ellipsoidal embryo stage, the chromatin and nucleoli disappear and some cytoplasm enters the nucleus.
在椭形胚期，宿存助细胞核内的染色质及核仁消失，有细胞质侵入核内。
Cancer patients from normal cell nucleus to replace the nucleus of human embryos, embryo transfer and the establishment of stem cell lines.
抽取癌症病人正常细胞的细胞核，替换人类受精卵细胞核，进行胚胎移植，建立干细胞系。
The mature embryo sac was one with five nucleus, i. e., egg apparatus and two-nucleus central cell.
成熟的胚囊是五核胚囊：由近珠孔端的卵细胞和两个助细胞以及两个中央极核细胞构成的。
The mature embryo sac was one with five nucleus, i. e., egg apparatus and two-nucleus central cell.
成熟的胚囊是五核胚囊：由近珠孔端的卵细胞和两个助细胞以及两个中央极核细胞构成的。
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