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新版中师《生物学》教材第一章第二节“泡子植物生殖特点”一课，包含两个知识点和重点：①池子植物生殖特点；②泡子植物主要特征。重点中又含有两个难点：①萍和联的生殖过程；②破抱子囊群和相干的形态特点。这节课的教学目的是：①知识上：使学生掌握抱子植物的生殖特点和
The second edition of the second edition of the “Biology” textbook, Section II, “Reproductive characteristics of the bulb plant” contains two points of knowledge and emphasis: 1 Reproductive characteristics of the pond plant; 2 The main characteristics of the bubble plant. There are two difficulties in the focus: 1 Pinghelian’s reproductive process; 2 broken bursa and coherent morphological characteristics. The purpose of this lesson is to: 1 Knowledge: Make students master the reproductive characteristics of the sphinx plant and