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aerenchyma造句

"aerenchyma"是什么意思  
造句与例句手机版
  • Contain aerenchyma tissue to allow rapid transportation of gas
    含有通气组织来增加气体运送的速度。
  • Aerenchyma is typical of the stems of many aquatic plants whose leaves float at the surface of ponds and lakes , giving added buoyancy to the tissues
    通气组织在体内形成一个相互贯通的通气系统,为植物体增加浮力和支持作用。
  • Is different from the other 4 species of plants in test in that the cutin layer out of the stem is thick . huge crystals were found in cortex cavities . cortex comes to be aerenchyma
    李与其它四种材料不同,茎的表面覆盖有厚的角质层;皮层内有大型菊花状簇晶,存在于胞间空腔内;皮层形成通气组织;环髓带明显。
  • Hydrophytes show certain adaptations to such habitats , notably development of aerenchyma , reduction of cuticle , root system , and mechanical and vascular tissues , and divided leaves
    水生植物表现出适应水生的特性:具有发达的通气组织;表皮、根系、机械组织、维管组织退化;叶片分裂;叶片、根和茎中均具有通气道或气腔。
  • There exist a lot of mucus cells in palisade parenchyma and vein - parallel mesophyll cells . the cells of cortex are loosely arranged , just like aerenchyma . there are many protein - bearing cells in pith
    角蒿叶为等面叶,角质层薄,栅栏组织及平脉叶肉细胞中有大量粘液细胞;茎中皮层排列疏松,形成通气组织,髓中有大量的蛋白细胞,环髓带明显。
  • 8 the pith made of small parenchyma cells was long - oval , however the pith looked like a cross which devided the preliminary xylem into four parts was made of larger parenchyma cells . 9 there are well - developed aerenchyma in suaeda salsa , including large sub - stomatal chambers and intercellular spaces in palisade layer , spaces produced by lysigenous breakdown of cortical cells in stem and roots
    侣)髓在对照中仅由有限数目的较小的薄壁细胞构成,髓的形状表现为长椭圆形, 50 、 100 、 200 、 400inmnaci处理下,髓中的薄壁细胞较大,细胞数目较多,髓呈“十”字形,将初生木质部分割为四部分,这一特殊现象在前人的工作中尚未报道。
  • It's difficult to see aerenchyma in a sentence. 用aerenchyma造句挺难的
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