character: Louis Pasteur
topic: Microbiology and the Germ Theory of Disease
grade: 9
subject: Science
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character: Charles Darwin
topic: Evolution and Natural Selection
grade: 9
subject: Science
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character: Robert Koch
topic: Foundations of Modern Microbiology
grade: 9
subject: Science
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character: Gregor Mendel
topic: Genetics and Heredity in Evolution
grade: 9
subject: Science
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