Carbohydrates, fats, and proteins needed for the normal functioning of our cells are obtained from
A. oxygen
B. food
C. carbon dioxide
D. vitamins

Respuesta :

b

Explanation:

bec because food are the only thing that can contain carbohydrate fat and protein for human being

B Because when you look on a back of a box you always see carbohydrates, fats, and protein and those help are cells normally function everyday!
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