character: Dr. Samira Chen
topic: Impact of Aerobic Exercise on Heart Function
grade: 10
subject: Biology
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character: John Smith
topic: Benefits of Cardio Workouts on Cardiovascular Health
grade: 10
subject: Biology
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character: Emily Davis
topic: Physiological Changes During Aerobic Exercise
grade: 10
subject: Biology
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character: Michael Brown
topic: The Role of Heart Rate in Exercise Performance
grade: 10
subject: Biology
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