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mamafay mamafay
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6 years ago
When exercising, what percentage of the energy produced by the body is converted into heat?
 A) 20-30
  B) 30-40
  C) 40-50
  D) 50-60
  E) 60-70
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TmheathTmheath
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6 years ago
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mamafay Author
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6 years ago
You make an excellent tutor!
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Yesterday
Smart ... Thanks!
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2 hours ago
Thanks
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