character: Ms. Johnson
topic: How Vaccines Work in the Immune System
grade: 9
subject: Biology
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character: Dr. Smith
topic: The Role of Antibodies in Immune Response
grade: 9
subject: Biology
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character: Mr. Lee
topic: Introduction to Immunology
grade: 9
subject: Biology
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character: Ms. Patel
topic: Types of Vaccines: Live vs. Inactivated
grade: 9
subject: Biology
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