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生物学科是一门实验性学科，其绝大多数的结论、规律都是通过严谨而科学的实验手段获得的，这就决定了通过生物学科的课堂教学不但能够而且必须能够培养学生的科学素质。“鲫鱼”一节教材是初中生物教材中一个重点章节，就其教学目标而言，它要求学生通过观察解剖等实验手...
The subject of biology is an experimental discipline. The vast majority of its conclusions and laws are obtained through rigorous and scientific experiments. This determines that not only the biological teaching of classrooms can and must raise students' scientific qualifications. Crucian section of a textbook is a key textbook of junior high school biology, its teaching objectives, it requires students to observe the anatomy and other experimental hand ...