Answer: Carbohydrates are used for energy (glucose). Fats are used for energy after they are broken into fatty acids. Protein can also be used for energy, but the first job is to help with making hormones, muscle, and other proteins. Broken down into glucose, used to supply energy to cells.
Explanation:
Muscular strength is how much force your muscle can produce in one movement while muscular endurance is how well your muscles can repeat movements.
answer: D. Body weight squats