character: Dr. Jane Smith
topic: Effects of Exercise on Cardiovascular Health
grade: 12
subject: Biology
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character: Prof. John Doe
topic: Impact of Regular Physical Activity on Heart Rate
grade: 12
subject: Biology
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character: Dr. Emily Johnson
topic: Long-term Benefits of Aerobic Exercise on Heart Function
grade: 12
subject: Biology
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character: Dr. Alan Brown
topic: The Role of Exercise in Preventing Heart Disease
grade: 12
subject: Biology
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