39. These are substances in foods that your body needs to grow ,repair itself, and to supply you with energy.
A.. Nutrients
B. Calories
C. Kilocalories
D.. Micronutrients
40. These are units of heat that measure the energy used by the body and the energy that foods supply to the body.
A..Calories
B. Nutrients
C. Vitamins
D. Minerals
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Answer:
39.A
Explanation:
because Nutrients
are substances in food that your body needs to grow