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本文以北师大版高中生物教材“体细胞的分裂”为例,尝试在高中生物课堂教学中运用绘图策略,帮助学生理解体细胞分裂的过程中染色体行为和数目的变化,引导学生主动学习,建构“体细胞分裂”的重要概念.
This paper uses Beijing Normal University’s high school biology textbook “separation of somatic cells” as an example to try to use mapping strategies in high school biology class teaching to help students understand the changes in chromosome behavior and numbers during the process of somatic cell division and guide students to take the initiative. Learning, constructing an important concept of “soma cell division”.