character: Dr. Emily Foster
topic: Immune Response Mechanisms
grade: 9
subject: Science
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character: Dr. Sarah Collins
topic: The Role of Antibodies in Immune Defense
grade: 9
subject: Science
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character: Professor Mark Johnson
topic: Innate vs. Adaptive Immunity
grade: 9
subject: Science
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character: Dr. Linda Gupta
topic: Vaccines and Their Effects on Immune Response
grade: 9
subject: Science
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