Give an example of how organ systems work together.

Your bones and muscles work together to support and move your body. Your respiratory system takes in oxygen from the air and gets rid of carbon dioxide.

image result for how many calories of energy will 20 grams of carbohydrates provide in one gram provides 4 calories

consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.

it should be briana that has it to me