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一、关于教材(一)教材的内容特点新教材上将本实验从验证性实验改为探究性实验,实验的目的是观察植物细胞吸水和失水现象,阐明其原理;尝试一般探究性的学习方法。更多地要求学生自主探究学习。(二)教材的地位和作用本实验属新课标人教版必修1第四章第一节的内容,是高中生物课程的第一个探究实验,也是新考纲中的一个重要考点。它在教材中具有承上启下的作用,既与第三章“细胞膜的结构功能”有
First, on the textbook (a) the content of the textbook content on the new textbook experiment will be changed from the confirmatory experiment to explore the experiment, the purpose of the experiment is to observe the phenomenon of plant cells water and water loss, to clarify its principles; try to explore the general inquiry method. More to ask students to explore their own learning. (B) the status and role of teaching materials This experiment is a new curriculum standard PEP 1 Chapter IV of the first section of the content, is the first high school biology course exploration experiment, but also a new test center in an important test center. It has a bearing on the teaching material, both with the third chapter “structural function of the cell membrane ”