Cell Energy - Centennial School District

Carbohydrates Serve as the primary source of energy for biological work. The muscular system and the brain rely almost solely on carbohydrates. There is a limit to how much carbohydrate (in the form of glycogen) you can store in your body. Excess carbohydrates are stored as fat. Lipids (Fats & oils) Provide the most energy-rich chemical bonds ... ................
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