chalazal

chalazal 基本解释

合点的
卵带的

词组短语

1、chalazal end 合点端

2、chalazal pocket [医]合点袋

3、chalazal nucleus 合点核

4、chalazal chamber 合点腔

5、chalazal endosperm 合点胚乳

chalazal 用法和例句

1、Chalazal end of mature embryo sac is narrow and elongated.

成熟胚囊的合点端狭长。

2、Endosperm formation is nuclear type and the endosperm forms chalazal haustorium.

核型胚乳, 合点端具胚乳吸器。

3、Generally, the chalazal megaspore functions while the remaining three degenerate.

珠孔端3个退化，合点端为功能大孢子。

4、With embryo sac haustorium in chalazal end, the embryo sac is Endymion type.

胚囊发育类型为英地百合型，合点端形成胚囊吸器。

5、The haustorium cellularizated from the micropylar end to chalazal end at the later globular stage.

球形胚晚期吸器自珠孔端向合点端逐渐细胞化。

6、Arrangement of megaspore is linear shaped, the megaspore of chalazal end is functional megaspore.

大孢子排列为直线型，合点端大孢子为功能大孢子。

7、At the mature embryo sac stage, some nucellar cells at the chalazal region differentiated into hypostase.

成熟胚囊期, 合点端部分珠心细胞特化为承珠盘。

8、The cytoplasm of the egg cell is mainly located at its chalazal portion in which the organelles are inactive.

细胞质主要分布在合点端，细胞器呈不活跃状态。

9、Megaspore tetrad is linear. The chalazal megaspore develops into an embryo sac of Polygonum type.

大孢子四分体为线形，合点端功能大孢子发育成为蓼型胚囊。

10、Seeds obovoid, chalazal knot rounded, raphe attenuate, ventral holes furrowed upward 13 from base.

种子倒卵球形, 圆形的种脐, 渐狭, 腹面洞棱槽自基部向上13的。