Pollen-tube
基本解释
- 花粉管
英汉例句
- A serologic reaction retards the growth of the pollen tube.
血清反应阻止花粉管生长。 - Another case is that pollen tube of self-pollen grows Slowly.
花粉管生长慢。 - Pollen tube is defined as the tube through which pollen passes into the ovary.
花粉管定义为花粉进入子房的管道。 - The tube nucleus disintegrates as the pollen tube penetrates the nucellus.
另外的粉管核会在花粉管穿过珠心时发生分裂。 - Generative cell One of the haploid cells in the POLLEN TUBE of seed platns.
生殖细胞：是位于种子植物花粉管中的一个单倍体细胞。