character: Dr. Emily Johnson
topic: Understanding B Cells and T Cells in Immune Response
grade: 11
subject: Science
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character: Dr. Sarah Lee
topic: Role of Antibodies in Immune System Function
grade: 11
subject: Science
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character: Mr. Robert Smith
topic: Introduction to the Immune System: Innate vs. Adaptive Immunity
grade: 11
subject: Science
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character: Professor Andrew Chen
topic: The Function of T Helper Cells in Immune Response
grade: 11
subject: Science
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