您要查找的是不是:
- Three antipodal cells are ephemeral. 反足细胞早期退化消失。
- Three nuclei differentiate into the antipodal cells. 三个核分化成为反足细胞。
- Primary endosperm nucleus and the degenerating antipodal cells;8. 7.;初生胚乳核和开始退化的反足细胞;
- The mature embryo sac contains an egg apparatus, a central cell and three antipodal cells. 成熟胚囊为蓼型胚囊,它包括卵器,一个中央细胞和三个反足细胞。
- The 3 antipodal cells disappeared as the process of double fertilization. 3个反足细胞随受精过程进行而退化。
- The number of egg cells or synergids or antipodal cells in its embryo sacs increases or reduces. 部分胚囊内卵细胞、助细胞及反足细胞数目有所增减;
- The development of the embryo sac is Polygonum type with numberous antipodal cells. 胚囊的发育为蓼型,具多个反足细胞。
- It fuses with the polar nuclei that are moving towards the antipodal cells at the chalazal end. 大量图片显示了雌雄性核融合的详细过程以及多精受精现象。
- Three antipodal cells degenerate lately.A cap-shaped hypostases is present in the mature ovule. 反足细胞退化较晚,胚囊合点端具承珠盘。
- The mature embryo sac contain an egg apparatus, a central cell, many spherical crystalline body liked starch grains, the antipodal cells and many nucellar cell remain firstly and disappeared at last. 成熟胚囊包括卵器,一个中央细胞,反足细胞与珠心核在胚囊初期存在而最终消失解体。
- Antipodal cells The three haploid cells found in the embryo sac of seed-bearing plants that migrate to the chalaxal end of the sac farthest from the micropyle. 反足细胞:胚囊三次分裂形成卵细胞,助细胞和极核等,其中位于合点端的三个单倍体细胞称反足细胞。
- The development of embryo sac is Polygonum type.The two polar nuclei fuse before fertilization and the the three antipodal cells degenerate soon after fertilization. 胚囊发育为蓼型,两只极核于授精前融合,三枚反足细胞于授精作用之后退化。
- During higher plant development,root cap cells,tracheary elements(TEs),tapetalcells,endosperm cells,suspensor cells,aleurone cells,megaspore cells,help cells and antipodal cells,etc. undergo PCD to some degree. 在高等植物生长发育过程中 ,根冠细胞、导管细胞、绒毡层细胞、胚乳细胞、胚柄细胞、糊粉细胞、大孢子细胞、助细胞和反足细胞等细胞在一定程度上均发生了PCD。
- A storage cell in some amorphous memory devices. 某些非晶体存储器中的一个存储单元。
- She was found prostrate on the floor of the cell. 有人发现她趴在小屋的地板上。
- Three nuclei differentiate into the antipodal cells 三个核分化成为反足细胞。
- The prisoner rapped out a message on the cell wall. 那囚犯敲打囚室的墙来传达讯息。
- The prisoner raped out a message on the cell wall. 那囚犯敲打囚室的墙来传达讯息。
- The growth of successive layers of a cell wall. 敷着,附着细胞壁连续层的生长
- The prisoner was locked in a cell. 那囚犯被关在单人牢房内。