模型方法,作为一种现代科学认识手段和思维方法,所提供的观念和印象,不仅是学生获取知识的条件,而且是学生认知结构的重要组成部分,在高中生物教学中有着广泛的应用价值和意义。“美国《国家科学教育标准》把模型和科学事实、概念、原理、理 As a kind of modern scientific understanding means and thinking method, the model method provides not only the condition of acquiring knowledge but also the important part of the cognitive structure of students, which has a wide range of application value in high school biology teaching And meaning. ”United States“ National Science Education Standards ”model and scientific facts, concepts, principles, theory