character: Mr. David Smith
topic: Immune System Overview
grade: 10
subject: Biology
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character: Dr. Emily Carter
topic: Innate vs Adaptive Immunity
grade: 10
subject: Biology
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character: Ms. Claire Johnson
topic: Human Body Defense Mechanisms
grade: 10
subject: Biology
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character: Professor Alan Green
topic: Vaccines and Immune Response
grade: 10
subject: Biology
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