character: Professor Mike Johnson
topic: Oxygen Transport Mechanisms in Mammals
grade: 11
subject: Biology
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character: Dr. Emily Carter
topic: Hemoglobin Structure and Function
grade: 11
subject: Biology
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character: Ms. Sarah Thompson
topic: Respiratory System of Mammals
grade: 11
subject: Biology
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character: Mr. Alan Smith
topic: Circulatory System and Blood Flow
grade: 11
subject: Biology
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