Question

which macronutrient only gets used for energy when our body is in a starvation state?
carbohydrates
proteins
fats

Explanation:

Carbohydrates are the body's first - choice energy source. Fats are used for energy after carbohydrates are depleted. Proteins are mainly for building and repairing tissues but are used for energy in starvation when other energy sources are exhausted.

Answer:

Proteins