character: B Cell Bella
topic: Production of Antibodies in the Immune System
grade: 9
subject: Biology
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character: Antibody Annie
topic: Function and Structure of Antibodies
grade: 9
subject: Biology
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character: Immune Isaac
topic: Role of the Immune System in Defending Against Pathogens
grade: 9
subject: Biology
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character: T Cell Tommy
topic: Interaction Between B Cells and T Cells in Immune Response
grade: 9
subject: Biology
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