细胞壁

• The cell walls must expand as the cells grow .
  当细胞生长时细胞壁必然扩张。
• Cellulose is the major constituent of plant cell walls .
  纤维素是植物细胞壁的主要成分。
• The root hair cell wall invaginates at the point of contact .
  在接触点上，根毛细胞壁内凹。
• The combined cell then generates a new cell wall .
  这样一来，已混合的细胞就会长出新的细胞壁。
• This introduction has been devoted to a brief glimpse of the cell wall .
  本书专门论述细胞壁的主要概况。
• Cell death is associated with the breakdown of adjoining cell walls .
  细胞死亡是同邻近细胞壁的解体相联系的。
• The entry of the bacteria is apparently facilitated by the loosening of the cell walls .
  细胞壁松散易使细菌侵入。
• The structure of the cell wall has long been the object of intensive study .
  细胞壁的结构是长期以来深入研究的对象。
• Many of the cells in such cultures have somewhat sculptured walls .
  在这样的培养液中很多细胞具有多少呈花纹状的细胞壁。
• Calcium pectate has been invoked as a material that binds together the cell walls of plants .
  果胶酸钙起着粘结细胞壁物质的作用。