character: Professor James Carr
topic: Types of White Blood Cells
grade: 10
subject: Biology
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character: Dr. Emily Smith
topic: Immune System Overview
grade: 10
subject: Biology
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character: Mr. Robert Lee
topic: Function of Leukocytes
grade: 10
subject: Biology
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character: Ms. Sarah Johnson
topic: Comparative Anatomy of Blood Cells
grade: 10
subject: Biology
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