character: Dr. Smith
topic: Vaccination: Prevention and Mechanism
grade: 9
subject: Biology
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character: Ms. Johnson
topic: Types of Vaccines: Live Attenuated vs Inactivated
grade: 9
subject: Biology
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character: Mr. Lee
topic: How Vaccines Work: Immune Response Mechanism
grade: 9
subject: Biology
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character: Mrs. Davis
topic: mRNA Vaccines: New Technology in Vaccination
grade: 9
subject: Biology
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