character: Mr. James Smith
topic: Understanding the Respiratory System and Gas Exchange
grade: 10
subject: Biology
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character: Ms. Emily Davis
topic: The Structure of the Human Lung
grade: 10
subject: Biology
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character: Dr. Sarah Johnson
topic: Mechanisms of Breathing and Gas Exchange
grade: 10
subject: Biology
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character: Mr. Michael Brown
topic: Role of Hemoglobin in Oxygen Transport
grade: 10
subject: Biology
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