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根据新课标对于生物实验的要求,师生在进行生物实验要注意以下几点:首先是实验材料的选择,其次是科学的实验方法与步骤设计实施。改进教材中给定的实验材料和传统的实验方法,可以更好地培养学生的实验探究能力和多元思维能力,切实保障学生在实验中的安全性。《提取和分离叶绿体中的色素》是人教版高中生物必修一《分子与细胞》中《光合作用》一课的教学内
According to the new curriculum requirements for biological experiments, teachers and students in biological experiments should pay attention to the following points: First, the choice of experimental materials, followed by scientific experimental methods and steps to design and implementation. Improve the teaching materials given in the experimental materials and traditional experimental methods, can better develop students’ ability of experimental exploration and multiple thinking, and effectively protect the safety of students in the experiment. “Extracting and Separating Pigments in Chloroplasts” is the teaching of “Photosynthesis” class in Biology and Cell of PEP