character: Captain Cell
topic: Oxygen Transport in the Body
grade: 10
subject: Science
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character: Oxy the Oxygen Molecule
topic: Role of Oxygen in Cellular Respiration
grade: 10
subject: Science
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character: Circulation Sally
topic: The Circulatory System and Blood Flow
grade: 10
subject: Science
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character: Hemoglobin Harry
topic: Function of Hemoglobin in Oxygen Transport
grade: 10
subject: Science
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