BIOMOLECULES AND ENZYMES

BIOLOGY

CARBOHYDRATES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
How many calories per gram do carbohydrates have?
A
4
B
6
C
9
D
3
Explanation: 

Detailed explanation-1: -Carbohydrates provide 4 calories per gram, protein provides 4 calories per gram, and fat provides 9 calories per gram. This information is also included at the end of the Nutrition Facts label on food packages.

Detailed explanation-2: -Each gram of carbohydrate and protein yield 4 calories/gram.

Detailed explanation-3: -A gram of carbohydrate has 4 calories.

Detailed explanation-4: -Foods with the highest concentration of fats would have the highest calories per gram. Because 1g of fat = 9 calories while 1g of protein/carbs = 4 calories.

Detailed explanation-5: -Every gram of carbohydrate has about 4 calories. One teaspoon of sugar has about 5 grams of carbohydrate, and 20 calories.

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