character: Mr. Ethan Hayes
topic: Effects of Exercise on Breathing
grade: 9
subject: Science
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character: Dr. Lisa Turner
topic: Physiological Changes During Exercise
grade: 9
subject: Science
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character: Coach Mike Johnson
topic: Importance of Cardio Exercises
grade: 9
subject: Science
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character: Ms. Sarah Collins
topic: Breathing Techniques for Athletes
grade: 9
subject: Science
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