character: Professor Alex Rivera
topic: The Function of Macrophages in Immune System Activation
grade: 10
subject: Science
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character: Dr. Jane Smith
topic: Role of White Blood Cells in Immunity
grade: 10
subject: Science
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character: Professor Emily Chen
topic: How Antigens Activate the Immune Response
grade: 10
subject: Science
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character: Dr. Mark Johnson
topic: The Importance of Phagocytosis in Immune Defense
grade: 10
subject: Science
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