generative cell
英 [ˈdʒenərətɪv sel]
美 [ˈdʒenərətɪv sel]
n. 生殖细胞；性细胞；
双语例句
- Generative cell One of the haploid cells in the POLLEN TUBE of seed plants.
是位于种子植物花粉管中的一个单倍体细胞。 - Positional shift between the vegetative nucleus and the generative cell in Amaryllis pollen tube
朱顶红花粉管中营养核和生殖细胞位置的变换 - The paper formulates the methods of human generative cell gene therapy, analyses the problems and considerations on the espacts of technique and social ethic, and produces relative developing strategy.
阐述了人类生殖细胞基因治疗的方法，分析了在技术方面和社会伦理方面存在的问题及引发的思考，提出了与之相应的发展对策。 - 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。 - There are many ways to achieve the purpose, such as saving living bodies, establishing stem cell bank, mutant bank, generative cell bank, cDNA library, genome library and so on.
动物遗传资源保存方法多种多样，如活体保种、干细胞库、突变体库、生殖细胞库、cDNA文库、基因组文库等。 - After the vacuole of the vegetative cell has disappeared, the generative cell begins to divide.
生殖细胞分裂是在营养细胞的液泡消失后开始的。 - The significancer of the presence of a temporary cell wall in generative cell and heterogeneity between generative and vegetative cells are discussed.
对小麦生殖细胞暂时出现细胞壁的意义以及和营养细胞的异质性进行了讨论。 - The intensity of colour in generative nucleus by using Feulgen reaction was deeper than vegetative nucleus and two sperms forming later. The generative cell and vegetative nucleus gave a positive reaction to PAS stain.
生殖细胞核孚尔根染色反应要比营养核以及后来形成的两个精核的染色深，生殖细胞与营养核PAS反应均为阳性。 - The specific fluorescence of cytoplasm DNA indicated that the sperm cells and the generative cell contained numerous organelle nucleoids.
细胞质DNA特异荧光显示精细胞及产生它们的前细胞&生殖细胞中均含有丰富的类核。 - When the pollen tube extended to the stigma chord, and the length of the pollen tube was 4-10 times as the diameter of pollen, the generative cell split into two sperms.
在花粉管进入柱头沟时，管长为花粉直径的4～10倍期间，生殖细胞分裂形成两精细胞。 - DAPI staining demonstrated numerous cytoplasmic DNA in both generative cell and tube cell.
DAPI染色结果表明，生殖细胞及管细胞内均含丰富的细胞质DNA。 - The wall of the generative cell contains callose. Callose was absent at megasporocyte stage.
大孢子母细胞时期细胞壁内缺少胼胝质。 - The vegeta-tive nucleus without nucleolus without nucleolus and chromatin is associated with generative cell to form a male germ unit.
营养核无核仁及染色质，与生殖细胞相连形成雄性生殖单位（malegermunit）。 - In pollen tube, the generative cell divides into two sperms.
茌梨花粉粒内的生殖细胞是在花粉管中分裂为两个精子。 - The tube cell also contained a few proteins which was absent in the generative cell.
管细胞还含有少量的蛋白体，而生殖细胞则缺少这种贮藏物质。 - The mature generative cell has no wall and is connect closely to the vegetative cell, thus they form a male germ unit ( MGU).
花粉成熟时，生殖细胞和营养核构成“雄性生殖单位”（MGU）。 - It was further proved by DAPI fluorescent technique that there was no organell DNA in the generative cell within the mature pollen grain or the pollen tube.
DAPI荧光技术进一步证明，在成熟花粉、花粉管中的生殖细胞及其分裂形成的两个精细胞中无任何细胞器DNA。 - After 24 h of culture, the generative cell in more than half of the pollen tubes, already divided into two sperms.
花粉管生长正常，培养24h后一半以上的花粉管中生殖细胞分裂成精子。 - Pollen tube prolongs in stylar canal for 20-22 hours, in concomitant with generative cell dividing into two sperms.
花粉管在花柱道内生长历经20~22h，生殖细胞分裂形成2个精子。 - Generative cell wall of angiosperms virtual cell
被子植物生殖细胞的细胞壁 - Considering and Strategy on Human Generative Cell Gene Therapy
人类生殖细胞基因治疗问题的思考和对策 - The formation of the generative cells has been studied in several specieses in Gramineae, but the details are not all the same, especially in the generative cell wall formation, about which the anthers have different opinions.
禾本科植物生殖细胞的形成有一些研究，但意见不同，特别是生殖细胞壁的形成具不同观点。 - Cytoplasmic nucleoids in the generative cell, sperm cell and egg cell of Calystegia hederacea
打碗花生殖细胞、精细胞及卵细胞中的细胞质类核 - Study method on morphology of generative cells in pollen grains, and the evolutionistic tendency of Genus Camellia base on the morphological character and size of generative cell nuclei was also discussed in this paper.
笔者探讨了光学显微镜下观察山茶属花粉粒生殖细胞形态的方法，并根据山茶属植物花粉粒生殖细胞核的形状及大小变化，对其演化的趋势进行了讨论。 - The main differences include: ( 1) The chromatin in the generative cell nucleus was condensed, but was dispersed and had numerous nucleare pores in the tube cell nucleus;
生殖细胞与管细胞有明显的分化，主要的差异表现在以下几个方面：（1）生殖细胞核的染色质凝集，而管细胞核的染色质分散，并具发达的核膜孔； - When the generative cell became free in the vegetative cytoplasm, the plastids degenerated completely within the generative cell.
当生殖细胞游离在营养细胞质中时，质体在生殖细胞中完全退化消失。 - Changes in the organization of microtubules during generative cell division and sperm formation in Lilium
百合生殖细胞分裂过程中微管分布的显微荧光观察 - Study on organelle DNA within the generative cell and sperm cells in Pharbitis
牵牛属生殖细胞和精细胞中细胞器DNA的研究 - The mitosis of polar microspore formed a 2-cellular pollen grain. ATPase precipitates were more in both nuclei of vegetative cell and generative cell but less in the cytoplasm.
中央大液泡的形成使得小孢子具有极性，极性小孢子有丝分裂一次形成二胞花粉，在细胞核（营养核及生殖核）中分布的ATPase较多，细胞质中的ATPase较少。 - It is different with former researchers that the way of exogenous DNA delivered by pollen tube pathway is pollen tube-external pathway not pollen tube-internal pathway or only just nucellus pathway, transforming receptor cell is generative cell in fusion status not zygote.
把外源基因导入的途径确立为花粉管外通道而非花粉管内通道、珠心孔道等，转化受体确定为融合期的生殖细胞而非受精卵（合子）、早期合子细胞等，明显不同于先前的假说。