HUMAN NUTRITION

Detailed explanation-1: -Carbohydrates provide 4 calories per gram, protein provides 4 calories per gram, and fat provides 9 calories per gram.

Detailed explanation-2: -According to the U.S. Department of Agriculture, one gram of carbohydrates will provide 4 calories.

Detailed explanation-3: -Ten grams of a carbohydrate provides 40 calories of energy. This is the same amount of energy as your body receives from ten grams of protein.

Detailed explanation-4: -They supply 90% of the dry weight of the diet and 100% of its energy. All three provide energy (measured in calories), but the amount of energy in 1 gram (1/28 ounce) differs: 4 calories in a gram of carbohydrate or protein. 9 calories in a gram of fat.