微生物的构造和功能这一节教材,是在植物和动物的构造和功能二节之后讲的。这一节中,把微生物列为专节讲述,是因为微生物与人类生活、工农业生产有着密切的关系。因此在这一节前言中,就明确了“微生物不是单独的一大类”。这样,学生对微生物在生物分类和进化的历程上的位置,就易于理解了。 Structure and function of microorganisms The textbook of this section speaks after two sections on the structure and function of plants and animals. In this section, the micro-organisms as a special section to tell, because microbes and human life, industrial and agricultural production has a close relationship. Therefore, in the preface to this section, it is clear that “microorganisms are not a single major category.” In this way, students in the biological classification and evolution of the course of the position, it is easy to understand.