character: Ms. Sarah Johnson
topic: Vaccination and Antibody Production
grade: 11
subject: Science
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character: Dr. Emily Carter
topic: Immune Response Mechanisms
grade: 11
subject: Science
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character: Mr. James Lee
topic: Pathogen Recognition and Defense
grade: 11
subject: Science
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character: Ms. Angela Brown
topic: Vaccines: Types and Functionality
grade: 11
subject: Science
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