A) 1 : 2 : 2
B) 1 : 2 : 1
C) 2 : 1 : 1
D) 2 : 2 : 1
Correct Answer: B
Solution :
Carbohydrates supply energy at the physiological rate of 4 kcal/g (caloric value 4.1), fats are the source of energy with a physiological rate of 9 kcal/g (caloric value 9.45), while proteins may yield energy at 4.65 kcal/g caloric value or 4.0 kcal/g physiological fuel value.
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