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以DNA双螺旋结构模型的构建为线索组织教学内容,通过情景创设、学生主动分析前人的成就自主构建模型,完成本节的教学目标。
The construction of DNA double helix structure model as a clue to organize teaching content, through scenario creation, students actively analyze the achievements of predecessors to build their own model to complete the teaching objectives of this section.