If we burn fossil fuels, which release carbon dioxide and warm the atmosphere, as the oceans warm they will release more carbon dioxide, which warms the atmosphere. This is an example of feedback. If the increased atmospheric carbon dioxide causes increased plant growth which removes carbon dioxide and cools the atmosphere, this is an example of feedback.

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.

b a mature ovary of a plant.