character: Dr. Laura Green
topic: The Role of Red Blood Cells
grade: 9
subject: Science
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character: Dr. Sarah Kane
topic: Functions and Importance of Hemoglobin
grade: 9
subject: Science
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character: Mr. Tom River
topic: Circulatory System and Blood Components
grade: 9
subject: Science
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character: Ms. Emily Chen
topic: Oxygen Transport and Red Blood Cell Structure
grade: 9
subject: Science
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