character: Mr. Thompson
topic: Cardiovascular Endurance and Heart Rate Zones
grade: 10
subject: Biology
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character: Coach Ramirez
topic: Training Techniques for Improving Endurance
grade: 10
subject: Biology
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character: Dr. Lee
topic: Understanding Heart Rate Zones for Fitness
grade: 10
subject: Biology
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character: Ms. Harper
topic: The Science of Cardiovascular Training
grade: 10
subject: Biology
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