bivalent

UK:  [baɪ'veɪlənt]

US:  [baɪ'veɪlənt]

复数：bivalents  

adj.

1.【化学】二价的

2.【生物学】二价染色体的

n.

1.〔化〕双价的

2.双价体

3.〔遗〕二价体

4.【生物学】二价染色体

1 . It indicates that this bivalent DNA vaccine not only possess the satisfied immunogenicity, but also has no problem on biosafety.
说明本狂犬病“二价”DNA疫苗不仅具有良好的免疫原性，而且具有很好的安全性。

2 . Bivalent --- A pair of homologous chromosomes in association, as seen at metaphase of the first meiotic division.
发生联会时的一对于同源染色体，见于首届减数分裂的中期。

3 . After matching each pair of homologous chromosomes that bivalent.
配对后的每对同源染色体称二价体。

4 . Bivalent Describing any pair of homologous chromosomes when they pair up during MEIOSIS.
在减数分裂中配对时的任意一对同源染色体。

5 . Terminalization The movement of chiasmata to the end of the bivalent arms, a process that may occur during late prophase I of meiosis.
发生在第一次减数分裂后期，染色体交叉向二价体染色体臂的末端移动的过程。