查询词典 embryo

Most of ovaries in the mutant were without embryo sac,and the sac full of par enchyma cells.

大多数子房不具真正的胚囊，"胚囊"中充满了薄壁细胞。

According to the annualization,geneticdiversity of the structure of embryo sac was found in single-panicle in APⅣ.

根据分析，发现APⅣ胚囊结构类型在单穗内存在遗传多态性。

In embryo sac,.sperm couldn t be observed in every stage after flowering.

在开花后的各个时期胚囊内一直看不到精细胞。

We find that the external appearance of the embryo and its sac s during the alaqah stage is similar to that of a blood clot.

我们发现胚胎在血块阶段的外观和囊袋很像一块凝血。

Embryo sac and has original heart throb for the normal control.

胎囊有胚芽及原始心管搏动为正常。

The central portion of an ovule in which the embryo sac develops ;the megasporangium.

珠心胚珠的中心，胚芽囊在此发育；大孢子囊

In second stage,after 2-nucleate embryo sac development,most pollen tubes grow radially around ovules.

在亲和受精过程中，花粉管的生长速度和方向性已成为人们普遍关注的焦点。

Its embryo sac matures about 45 d after pollination.

在培养后期，外源激素对胚囊发育的影响很大。

The neural embryo development and yolk sac larval morphological development of E. septemfasciatus was investigated.

本实验对七带石斑鱼胚体、卵黄囊期仔鱼形态发育的过程进行观察，研究其发育特征。

The development of the embryo sac is Polygonum type with numberous ...

小穗发育雌雄异熟，雌蕊的发育早于雄蕊的发育。

If you are committed to an education career, then the Master of Arts in Education from Ashford University is for you.

如果你是致力于教育事业，那么，艺术教育硕士学位阿什福德大学是给你的。

objective:to explore the expression of survivin protein and its mrna in rectal cancer and their clinic significance.

目的：研究凋亡抑制因子survivin蛋白及其mrna在直肠癌组织中的表达及其与临床病理关系。