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What systems am I?
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Jogging
Respiratory System and Circulatory system
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Cellular Respiration
Respiratory system, digestive system and circulatory system
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Drinking a bottle of juice after exercising
Digestive system and Circulatory system
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Eating
Digestive System
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Okay!
Jumping Jacks
Respiratory System and Circulatory System
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Breathing
Respiratory system (and circulatory system)
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