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Multiple Choice
How many calories are provided by one gram of protein?
A
9 calories
B
4 calories
C
12 calories
D
7 calories
Verified step by step guidance
1
Understand that proteins, carbohydrates, and fats are macronutrients that provide energy in the form of calories.
Recall that each macronutrient provides a specific amount of energy per gram: carbohydrates and proteins provide 4 calories per gram, while fats provide 9 calories per gram.
Identify the question asking for the number of calories provided by one gram of protein.
Use the known value that proteins provide 4 calories per gram to answer the question.
Verify your understanding by comparing the options given and selecting the correct value of 4 calories per gram for protein.