5 Questions
Which macronutrient provides the most calories per gram?
Fats
What is the primary fuel source during low intensity exercise?
Fats
Which energy system is responsible for producing ATP in the absence of oxygen?
Glycolysis
Which energy system predominates during high intensity exercise?
Phosphagen System
What is the main difference between an anabolic and a catabolic reaction?
Anabolic reactions break down molecules, while catabolic reactions build molecules.
Test your knowledge on bioenergetics, energy-yielding nutrients, and how exercise duration and intensity impact fuel selection. Learn about the conversion of food into energy, the calories provided by carbohydrates, fats, and proteins, and how long and intense exercise affects the use of different fuel sources.
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