查询词典 root cell

F. bidentis leaf was of isobilateral type, and had thicker epidermis cell wall and cuticle, obvious cryptopores, and highly developed palisade tissue, with typical C4-plant Kranz anatomy. The collenchymas and vascular tissue in stem and the aerenchyma in root were well developed. Secretory structure was found in all vegetative organs. According to the analyses of soil physical and chemical properties and relevant ecological factors, F.

结果表明：黄顶菊叶片表皮具较厚的角质层、下陷气孔，叶片为等面叶、全栅型，叶肉细胞环绕维管束鞘细胞紧密排列，是典型C4植物的Kranz花环结构；茎中厚角组织和维管组织发达，根中还存在通气组织；根、茎、叶中均存在分泌结构。

As the growth of our age, the pigment cell that sending bursa root department can stop to make melanin, white hair is formed accordingly.

随着我们年龄的增长，在发囊根部的色素细胞会停止制造黑色素，白发便因此形成。

In this experiment,garlic root of the material on the garlic apical cell mitosis specimen preparation methods.

本实验以大蒜根尖为材料，介绍了大蒜根尖细胞有丝分裂标本的制作方法。

The amount of hydroxyproine in the cell wall from eight kinds of vegetables were determined in the present paper. The result showed that the amount of hydroxyproine in the cell wall from skin of soja, legume, pollen, carrot root, cole, celery, green grocery and onion was 6.02μg/mg, 3.30μg/mg, 1.74μg/mg, 1.53μg/mg, 0.64μg/mg, 0.52μg/mg, 0.42μg/mg and 0.31μg/mg, respectively.

首先测定8种蔬菜细胞壁中的羟脯氨酸含量，研究结果表明：豆皮、豆荚、花粉、胡萝卜根、油菜叶柄、芹菜叶柄、青菜和洋葱细胞壁中羟脯氨酸的含量分别为6.02μg/mg、3.30μg/mg、1.74μg/mg、1.53μg/mg、0.64μg/mg、0.52μg/mg、0.42μg/mg和0.31μg/mg。

In the BC〓F〓 and BC〓F〓 generation of Yannong15×Thinopyron intermedium hybrid, 4 octoploids which had chromosome number of 2n=56 and could form 28 bivalent at PMC MI, 14 disomic addition lines which had chromosome number of 2n=44 and could form 22 bivalent at PMC MI; three monosomic addition lines which had chromosome number 2n=43 and had the chromosome configuration of 21Ⅱ+1Ⅰ at PMC MI, 1 substitution line which had chromosome number 2n=42 and could form 21 bivalent at PMC MI were selected by observation of mitosis in root tip cell and meiosis in pollen mother cell.

在烟农15与中间偃麦草杂交的BC〓F〓和BC〓F〓代中，通过根尖有丝分裂和花粉母细胞减数分裂中期Ⅰ观察选出4个2n=56，PMC MI染色体构型为28Ⅱ的八倍体小偃麦；14个2n=44，PMC MI染色体构型为22Ⅱ的双体异附加系；3个2n=43，PMC MI染色体构型为21Ⅱ+1Ⅰ的单体异附加系；1个2n=42，PMC MI染色体构型为21Ⅱ的异代换系。

Cell genetics toxic effect of heavy metals on Vicia faba and the discuss on micronucleus test in Vicia faba root tip cell .

重金属对蚕豆的细胞遗传学毒理作用和对蚕豆根尖微核技术的探讨。

Root tip generally became shorter and thicker because the aqueous extracts of B. pilosa could accelerate periclinal divisions and increased cell layers of the maturation zone and inhibit cell elongation.

三叶鬼针草水浸提液抑制了细胞有丝分裂的正常进行，并随着水浸提液质量分数的升高，分裂期细胞数目下降，微核率逐渐升高。

We propose that ethylene is part of a signaling pathway that modulates cell diision in the quiescent center in the stem cell niche during the postembryonic deelopment of the root system.

我们假设在根系统胚后发育过程中，次乙基调节在干细胞维环境静止中心区域的细胞分裂的一个信号转导通路

Those results and methods obtained in this study could be widely used in plants research in China and to provide a foundation for promoting plant researches in China to the advanced levels. Synchronization of cell division of root tip cell is the first step for flow isolation of chromosome.

填补了相关研究的国内空白，以期为未来的小麦基因组测序、植物基因组进化等研究提供理论依据，为我国今后在植物细胞流式术研究领域追赶国际前沿提供技术支撑。

Objective To study the protective effects of Schwann cell derived neurotrophic factor on motoneurons of spinal anterior horn from spinal root avulsion induced cell death.

目的 研究雪旺细胞源神经营养因子对臂丛神经根性撕脱所致前角运动神经元死亡的保护作用。

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象，运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查，调查结果发现，石家庄市初中生物教师这一群体普遍存在职业倦怠，情感枯竭程度偏高，成就感偏低，去个性化程度最为严重。