.Lesson One(4学时)Inside the Living Cell: StructureandFunction of Internal Cell Parts教学目的 :使学生掌握细胞的组成结构 (各种细胞器以及它们在细胞中的位置) ,Cytoplasm: The Dynamic, Mobile Factory细胞质:动力工厂Most of the properties we associate with life are properties of thecytoplasm. Much of the mass of a cell consists of thissemifluid substance, which is bounded on the outside by the plasma membrane. Organelles are suspended within it,supported by the filamentous network of the