character: Dr. William Carter
topic: The Role of Hemoglobin in Oxygen Transport
grade: 11
subject: Biology
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character: Dr. Emily Tran
topic: Oxygen Diffusion in Human Respiratory System
grade: 11
subject: Biology
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character: Dr. Michael Johnson
topic: Cellular Respiration and Energy Production
grade: 11
subject: Biology
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character: Dr. Sarah Lee
topic: Structure and Function of Red Blood Cells
grade: 11
subject: Biology
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