assimilating tissue造句

• Palisade parenchyma takes a larger proportion than spongy tissue in mesophyll . different from other dicotyls , the cortex in c album l . is composed of mechanical tissue and assimilating tissue , which are alternately arranged with each other
  藜与其它双子叶植物不同，其茎的皮层呈明显的机械组织和同化组织相间排列，其中同化组织形态类似海绵组织细胞；机械组织突起成棱。