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- A serologic reaction retards the growth of the pollen tube. 血清反應阻止花粉管生長(cháng)。
- Another case is that pollen tube of self-pollen grows Slowly. 花粉管生長(cháng)慢。
- Pollen tube is defined as the tube through which pollen passes into the ovary. 花粉管定義為花粉進(jìn)入子房的管道。
- The tube nucleus disintegrates as the pollen tube penetrates the nucellus. 另外的粉管核會(huì )在花粉管穿過(guò)珠心時(shí)發(fā)生分裂。
- Generative cell One of the haploid cells in the POLLEN TUBE of seed platns. 生殖細胞:是位于種子植物花粉管中的一個(gè)單倍體細胞。
- The coated vesicles in the growing pollen tube are secreted from golgi body. 生長(cháng)中的花粉管的被膜小泡可由高爾基體分泌形成。
- A minute opening in the ovule of a seed plant through which the pollen tube usually enters. 珠孔種子植物胚珠上的小開(kāi)口,通?;ǚ酃苡纱诉M(jìn)入胚珠
- Cortical microtubules and spiny vesicles appear in the cytoplasm after germination of the pollen tube. 花粉萌發(fā)后,細胞質(zhì)中出現周質(zhì)微管和被刺小泡,此期細胞器的變化不明顯。
- Studies on Pollinating Habit and Pollen Tube Growth Course of Lagerstroemia indica L. 紫薇受粉習性及花粉管生長(cháng)的研究。
- THE EFFECT OF CYCLOHEXIMroE AND ACTINOMYCIN D ON POLLEN GERMINATION AND POLLEN TUBE GROWTH OF PINUS BUNGEANA AUCC. 放線(xiàn)菌酮和放線(xiàn)菌素D對白皮松花粉萌發(fā)和花粉管生長(cháng)的調控作用
- Pollen tube entered one synergid, and released two sperms between egg and central cells. 精子脫掉細胞質(zhì)鞘后,形成精核與細胞質(zhì)體;
- And the breakage of RER is another resource of coated vesicles in the growing pollen tube. 另外還觀(guān)察到內質(zhì)網(wǎng)的碎裂也是蕎麥花粉管中產(chǎn)生被膜小泡的一種機制。
- Pollen of Torenia fournieri is two-celled and the division of generative cell occurs in the pollen tube. 摘要藍豬耳是二細胞型花粉,生殖細胞在花粉管中分裂形成兩個(gè)精細胞。
- It takes about 0.5 h for a pollen tube from germination to arrive at the micropyle. 授粉后0.;5小時(shí)左右;花粉管進(jìn)入一個(gè)助細胞;釋放精子;
- In the newly formed pollen tube,the coated vesicles mainly come from the pollen grain. 剛剛形成的花粉管中,被膜小泡主要來(lái)自于花粉粒營(yíng)養細胞的細胞質(zhì)。
- The process of pollen tube growth involves many aspects,especially the dynamics of the cytoskel-eton and cytoplasmic movement. 花粉管的生長(cháng)過(guò)程包括許多方面,其中最為重要的是花粉管細胞骨架動(dòng)態(tài)和胞質(zhì)運動(dòng)。
- In the second year, the resting pollen tube revives its activity in the nucellus towards the March. The two unequal male gamete formed in the April. 第二年三月,休眠的花粉管在珠心內恢復活動(dòng),四月形成二個(gè)不等的雄配子。
- Microinjection experiment showed that Lily pollen tube elongation was inhibited by microinjecting human anti-human FAK antibody . 借助顯微注射技術(shù),利用抗體-抗原反應的專(zhuān)一性,向百合花粉管內注射不過(guò)膜的FAK抗體,研究其對花粉管伸長(cháng)生長(cháng)的影響,結果為:顯微注射FAK抗體與其對照相比顯著(zhù)抑制花粉管的伸長(cháng)。
- Generative nuclei The two gametic nuclei formed by the division of the generative cell in the pollen tube of angiosperms. 雄原核:在被子植物花粉管中的生殖細胞(應為雄原核譯者注)分裂成兩個(gè)配子的核。
- Following the growth of pollen tube, the fusiform bodies were gradually dissociated,branched,slenderized and formed a cross-link- ed actin network. 花粉萌發(fā)時(shí),這種梭狀體轉移到短的花粉管中,逐漸松解、分支和形成肌動(dòng)蛋白纖絲交錯的網(wǎng)絡(luò )。