英语词典
tube nucleus
[植]粉管核
[植]管核
相似词语短语nucleus───n.核,核心;原子核
abysm nucleus───深海核
coeruleus nucleus───蓝核
nucleus pulposus───[解剖]髓核;[胚]髓核
lobed nucleus───裂核
inspissated nucleus───浓缩核
commissural nucleus───联合核,连合核
tube───n.管;电子管;隧道;电视机;vi.乘地铁;不及格;vt.使成管状;把…装管;用管输送
nucleus purpose───核心目的
双语使用场景After entering the pollen tube, the generative cell approached the vegetative nucleus before long and sticked each other.───当生殖细胞进人花粉管后,在较短的时间内接近营养核,并与其相贴合。
protein staining of tube nucleus is the darkest, and the antheridial nucleus is the next.───管核的蛋白质染色反应最深,生殖核次之。
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。
The two sperm nuclei and the tube nucleus are all derived from a single microspore nucleus by mitosis.───两个精核和管核都是从同一个小孢子核有丝分裂产生的。
英语使用场景The tube nucleus disintegrates as the pollen tube penetrates the nucellus .
The protein staining of tube nucleus is the darkest, and the antheridial nucleus is the next.
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