character: Professor John Smith
topic: Immune Response Mechanisms
grade: 9
subject: Science
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character: Dr. Emily Turner
topic: Adaptive Immunity and Its Functions
grade: 9
subject: Science
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character: Ms. Sarah Watson
topic: The Role of White Blood Cells in Immunity
grade: 9
subject: Science
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character: Mr. Alan Johnson
topic: How Vaccines Enhance Immune Responses
grade: 9
subject: Science
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