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There will be a number of foreign exchange students and students together to participate in our class together biological experiments to extract lessons about how to welcome their chlorophyll and put them inside each one of a group introduced to take some action, then start guide
Hello everyone, welcome to ten XX High School sophomore class we'll be together on biological experimental course on chlorophyll believe everyone knows the plant photosynthesis and chlorophyll have a close relationship, then this lesson you will learn how to extract we have eight biological chlorophyll group each of you can join a group to carry out any experiments.
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