character: Robert Hooke
topic: Early Microscope Studies
grade: 9
subject: Biology
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character: Antonie van Leeuwenhoek
topic: Microscopy and Microorganisms
grade: 9
subject: Biology
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character: Louis Pasteur
topic: Germ Theory and Microbiology
grade: 9
subject: Biology
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character: Joseph Lister
topic: Aseptic Technique and Surgery
grade: 9
subject: Biology
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