Fats supply over tice the number of calories as the same weight of carbohydrates and proteins. A true
B false
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Felicia has a respiratory infection and has been coughing up a lot of mucus. she knows this means that her respiratory system is working to restore balance by getting rid of the invasive materials from her lungs. how does this happen?

Which of these is a fact about performance enhancing drugs? a. steroids lack addictive properties. b. steroids use can cause dangerous side effects. c. it is safe to use steroids when working out. d. a person can get in legal trouble for using steroids.

Which materials are part of a person’s body composition? select three options.1. fat2. supplements3. water4. protein5. medication