character: Robert Koch
topic: Koch's Postulates and Bacterial Pathogens
grade: 12
subject: Biology
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character: Louis Pasteur
topic: The Germ Theory of Disease
grade: 12
subject: Biology
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character: Paul Ehrlich
topic: Immunology and Antibody Formation
grade: 12
subject: Biology
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character: Edward Jenner
topic: Vaccination and Immune Response
grade: 12
subject: Biology
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