character: Ms. Adams
topic: Types of White Blood Cells and Their Functions
grade: 9
subject: Science
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character: Dr. Smith
topic: Immune System Overview
grade: 9
subject: Science
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character: Mr. Johnson
topic: Cellular Defense Mechanisms
grade: 9
subject: Science
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character: Ms. Lee
topic: The Role of Lymphocytes in Immunity
grade: 9
subject: Science
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