Notice in the image of the plant that both oxygen and carbon dioxide enter and exit the plant. using what you know about photosynthesis and cellular respiration, explain this phenomena.

D.Plants require carbon dioxide for photosynthesis and produce oxygen as a byproduct. They then use the oxygen released in cellular respiration, producing carbon dioxide as a byproduct.

answer; i believe the answer is hydraulic action;

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.