character: Dr. Michael Green
topic: The Role of Antibodies in Viral Defense
grade: 11
subject: Science
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character: Dr. Sara White
topic: Immune System Overview: Cells and Proteins
grade: 11
subject: Science
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character: Dr. John Smith
topic: How Vaccines Help Build Immunity
grade: 11
subject: Science
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character: Prof. Linda Brown
topic: The Mechanisms of Virus Entry and Antibody Response
grade: 11
subject: Science
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