2. If you needed a quick source of energy, which molecule would you want to use?


A.
carbohydrate


B.
lipid


C.
protein


Answer :

c proteins .. most used cuz it provides energy and builds muscle

Your body tends to use carbohydrates first. Lipids are used for energy after they are broken into fatty acids, proteins can be used for energy, but they are more commonly used to help make muscles, hormones or other proteins