论文部分内容阅读
有关DNA的知识,在课堂教学中既是一个重点,也是一个难点,学生通常难以掌握。需通过直观的图像来帮助学生理解,并且通过学生动手画图和制作模型能有效地解决此难点。
Knowledge about DNA is both a focus and a difficulty in classroom teaching, and students are often hard to master. Through the intuitive images to help students understand, and through the students to draw and make models can effectively solve this difficulty.