Which is true about energy content of the macronutrients?
a. fat = 9 kcal/gram, carbohydrate = 7 kcal/gram, water = 0 kcal/gram
b. carbohydrate = 7 kcal/gram, protein =4 kcal/gram, alcohol = 7 kcal/gram
c. water = 0 kcal/gram, protein = 4 kcal/gram, alcohol = 7 kcal/gram
d. protein = 9 kcal/gram, fat = 4 kcal/gram, carbohydrate = 4 kcal/gram
Answer: c. water = 0 kcal/gram, protein = 4 kcal/gram, alcohol = 7 kcal/gram