花粉結構 的英文怎麼說
中文拼音 [huāfěnjiēgòu]
花粉結構
英文
pollen structure- 花 : Ⅰ名詞1 (種子植物的有性繁殖器官) flower; blossom; bloom 2 (可供觀賞的植物) flower 3 (形狀像花...
- 粉 : Ⅰ名詞1 (粉末) powder 2 (用澱粉製成的粉條或粉絲) noodles or vermicelli made from bean potato o...
- 結 : 結動詞(長出果實或種子) bear (fruit); form (seed)
- 構 : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
- 花粉 : [植物學] pollen花粉孢子 pollen spore; 花粉病 pollinosis; pollenosis; hay fever; 花粉蓋 stopples; ...
- 結構 : 1 (各組成部分的搭配形式) structure; composition; construction; formation; constitution; fabric;...
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Anther the part of the stamen that produces the pollen
花藥:是雄蕊產生花粉的結構。Red blood cells were imged by afm and the typical biconcave shapes were observed. the ultrastructure of rbc membrane was also gained. the morphological changes of red blood cell ( rbc ) membrane after the interaction of trichosanthin ( tcs ) were clearly observed by afm
對紅細胞進行成像,觀察到紅細胞雙面凹的典型特徵,小范圍掃描觀察到了紅細胞膜表面的超微結構,在此基礎上研究了紅細胞與天花粉蛋白作用后紅細胞膜表面超微結構的變化,並對二者作用的機理進行了分析討論。Though zn 2 + and co 2 + are divalent ions, they probably can not substitute ca2 + from the active center of tcs, or can substitute ca2 + but does not change the structure of tcs. there is no significant change observed for the fluorescence intensity of tcs
『 「是二價金屬離子,但這兩種離子與天花粉蛋白作用時可能並沒有取代天花粉蛋白活性部位的ca 『 」 ,或部分取代但並沒有改變天花粉蛋白分子的空間結構,以致天花粉蛋白的熒光強度無明顯變化。Entomophily pollination by insects. various structures and mechanisms have evolved to attract insects ( e. g. showy petals and nectar ) and to insure that they carry pollen away on their bodies
蟲媒:是植物通過昆蟲進行傳粉授粉的一種方式。蟲媒植物有多種多樣的結構和機制來吸引昆蟲(如:美麗的花瓣和發達的蜜腺) ,以確保有昆蟲到來攜帶並運載花粉。Five analogues and five segments were designed and synthesized by using solid phase synthesis method according to separated papaver somniferum pollen tridecapeptide with antitumor activities as leading peptide. their primary secondary structures in solution were determined by cd spectra and their inhibitive activities to human liver and mammary gland cancer cells were assayed by mtt method. the relationship of structure - activity was studied and discussed
罌粟花粉十三肽對人肝癌和人乳腺癌腫瘤細胞具有明顯的抑制作用,以其為先導化合物,設計併合成了5個類似物和5個片段,結合cd譜測定的二級結構及它們對人肝癌和人乳腺癌腫瘤細胞的抑制作用測定結果,研究並討論了該肽結構與抗腫瘤活性的關系Tapetum ( pl. tapeta ) a food - rich layer surrounding the spore mother cells in the anthers of vascular plants
絨氈層:維管植物花粉囊內包圍孢子母細胞的富含營養物質的一層結構。There are many methods to investigate domains, such as polarization microscopy, scanning electron microscopy, transmission electron microscopy, scanning electron acoustic microscopy and so on. however, these methods suffer from some serious disadvantages involving complex sample preparation, damage to sample, low resolution
現有的鐵電疇檢測手段,如偏光顯微鏡、粉末花樣技術、掃描電鏡、透射電鏡、掃描電子聲顯微鏡等存在這樣或那樣的缺點:諸如制樣繁瑣、易破壞原始疇結構、或疇結構成像解析度還不夠高等。Cupressus ) the pollen grains contain just two nuclei : a generative nucleus and a vegetative nucleus ( tube nucleus )
當花粉粒形成后,花粉粒壁上分佈有萌發孔,花粉管從萌發孔處向外突起形成管狀結構,生殖核轉入管中。Green tea contains a number of flavonols with the basic structure specific flavonols found in tea include myricetin ( hydroxyls at carbon 3 ', 4 ', and 5 ' ), quercetin ( hydroxyls at positions 3 ' and 4 ' ), and kaempferol ( hydroxyl at position 4 ' ), and their glycosides
綠茶含有一些黃酮醇,其基本化學結構為:茶中特有的黃酮醇有楊梅黃酮( 3 ' 、 4 ' 、 5 '碳位上羥基化) 、豕草花粉苷( 3 '和4 '碳位上羥基化) ,莰非醇( 4 '碳位上羥基化) ,以及它們的糖苷物。The morphology of single cell and the ultrastructure of cell membrane were observed. by means of afm, the ultra - thin sections of murine es cells were investigated in order to make afm capable of gaining the information of the inner structure of cells. in addition, the morphological changes and damaging effect of trichosanthin ( tcs ) on red blood cell ( rbc ) membrane were observed by afm
對原子力顯微鏡( atomicforcemicroscope , afm )的成像技術進行了多方面探索;用afm研究膠原蛋白分子在雲母表面的吸附和自組裝行為;對小鼠胚胎幹細胞和人血紅細胞進行afm成像,觀測單個細胞的形態以及細胞膜的微觀結構;利用afm得到了小鼠胚胎幹細胞超薄切片的高解析度圖像,探索用afm研究細胞內部結構,拓展其應用領域;天花粉蛋白( tcs )和紅細胞的相互作用,利用afm觀察到天花粉蛋白( tcs )和紅細胞相互作用前後紅細胞膜超微結構的變化,據此討論了二者的作用機理。Pollen analysis a means of obtaining information on the composition and extent of past floras and environments by examining fossil pollen grains, spores, and similar structures in peat and sedimentary deposits
花粉分析:指通過檢測花粉化石、孢子以及在泥炭和沉積物中類似的結構,以獲得歷史上曾有過的植物區系、組分以及分佈范圍與環境信息的方法。It consists of an air - filled protuberance on each side of the pollen grain developed by the separation of the exine layers, giving the pollen a characteristic winged appearance
它是花粉粒外壁向外擴展而形成的囊狀結構,在花粉粒兩側呈翅狀,其內充滿空氣。The paraffin section analysis showed that there were no difference between transgenic sterile plants and control fertile plants in the development and structure of pollen sac. in order to analyze the sterility mechanism further, we handled the pollen mitochondria in normal temperature and heat shock response, then we extracted the mitochondrion proteins and make variance analysis
石蠟切片分析表明,轉基因不育植株的花粉囊的發育和結構與對照的可育植株之間沒有任何差異,只是花粉囊中的花粉在不育株中是不育的,而可育株是可育的。分享友人