tetrad

For MB, it intercalates into G6-tetrad of monomeric G-quadruplex, or G4-tetrad and G6-tetrad of dimeric G-quadruplex.

当亚甲蓝G6-集体之间时，促使二聚体解聚为单体。

At tetrad stage, dyad, triad, tetrad with micronucleus and polyad appeared.

体时期还出现二体、三体、含微核的异常体及多体。

The tetrad was shaped in a tetrahedral or isobilateral pattern.

中期Ⅱ相互平行纺锤体发生；

At this point esch chromosome consist of a pair of chromatids and the two associated chromosomes are termed a tetrad.

此时每染色体由一对染色单体构成，这两的染色体称为体。

Diplotene In MEIOSIS, the stage in late PROPHASE I when the pairs of chromatids begin to separate from the tetrad formed by the association of homologous chromosomes.

双线期：在减数第一次裂的前期中的靠后的一个阶段。

Cytokinesis at meiosis of microspore mother cells is modified simultaneous, and tetrads are decussate or isobilateral, occasionally linear.

体排列方式为交叉型或左右对称型,偶为直线型；

During the microsporocyte meiosis process, the cytoplasm division could be attributed to the simultaneous type, while the microsporocyte tetrad belongs to tetrahedral type.

小孢子母细胞减数裂过程中的胞质裂为同时型，小孢子4体为面体形；

Pollen mother cells undergo meioses through simultaneous cytokinesis and give rise to tetrads of microspores, which are tetrahedrally arranged.

花粉母细胞行减数裂，细胞质裂属同时型，产生小孢子体，为面体形。

Abbreviation: T: Tapetal; N: Nucleus; TE：Tetrad; TW: Wall of tapetal cell; V: V acuole; D: Dictyosome; C: Callose; M: Mitochondria.

绒毡层细胞，N：细胞核，TE:体，TW：绒毡层细胞壁，V：液胞,D：高尔基体，C：胼胝质壁，M：线粒体。