实验设计解题三步曲（The experimental design of three steps of problem solving）.docVIP

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实验设计解题三步曲（The experimental design of three steps of problem solving）.doc

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实验设计解题三步曲（The experimental design of three steps of problem solving）

实验设计解题三步曲（The experimental design of three steps of problem solving） I carefully collated documents, documents from the network I only collect and sort out In case of error Please check it yourself! Exploration on the teaching method of biology experiment review in Senior Biology Liu Jianfeng (Shantou north middle school, Chenghai District, Guangdong 515829) Biology as a natural science A variety of biological phenomena can only be explained scientifically through experiments The structural characteristics and physiological functions of various organisms must be observed and analyzed by experiments therefore Experimental teaching plays an unshakable important role in biology teaching In the new curriculum biology syllabus for senior high school students The teaching materials highlighted the experimental content There are many forms of experiment The experiment requires more features In the examination syllabus, the experiment and inquiry ability are also clearly defined that In the senior three review stage We should review the teaching how to scientifically on the basis of a senior high school experimental teaching according to syllabus requirements for the experiment? 1., combined with the actual situation Complete list of experimental syllabus Subject to specific experimental conditions and teaching hours arrangement restrictions Many experiments may be difficult to follow the textbook method But this should not be an excuse for not doing experiments If the proper teaching can be carried out It should be said that all the experiments can not only be completed satisfactorily And can get very good teaching effect In the specific teaching, I mainly take the following measures: 1.1 combine similar experiments The same as the experiment equipment (molecular and cellular part of the observation of DNA and RNA in cell distribution; use microscope multiple cell; observation of mitochondria and chloroplasts; observe cell mitosis; genetic and evolutionary part of the obse