character: Dr. Sarah Wright
topic: Gas Exchange in the Lungs: How Oxygen is Delivered to Cells
grade: 10
subject: Biology
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character: Dr. Emily Johnson
topic: The Role of Hemoglobin in Oxygen Transportation
grade: 10
subject: Biology
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character: Mr. James Smith
topic: Understanding the Respiratory System and Gas Exchange
grade: 10
subject: Biology
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character: Ms. Laura Chen
topic: The Importance of Alveoli in Gas Exchange
grade: 10
subject: Biology
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