character: Dr. John Smith
topic: Introduction to the Immune System
grade: 11
subject: Science
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character: Dr. Emily Chang
topic: Fundamentals of Immunology
grade: 11
subject: Science
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character: Professor Mark Johnson
topic: The Role of White Blood Cells
grade: 11
subject: Science
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character: Ms. Sarah Lee
topic: Understanding Vaccines and Immune Response
grade: 11
subject: Science
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