中学生物的“生物的遗传”一节,重点难点知识较多,学生对知识的掌握存在较大的困难。要想实现课堂教学的突破,就必须在教学过程中采用切实可行的教学方法。1.介绍经典实验“生物的遗传”一节中有几个经典实验。教学时,我着重介绍科学家的实验设计思路和方法。例如,在讲述噬菌体 The “Genetic Inheritance” section of middle school biology has more important and difficult knowledge, and students have greater difficulties in mastering the knowledge. To achieve a breakthrough in classroom teaching, it is necessary to adopt practical teaching methods in the teaching process. 1. Introduction There are several classic experiments in the section “Heredity of Organisms” in the classic experiment. In teaching, I focused on the experimental design ideas and methods of scientists. For example, telling about phage