Photosynthesis and cellular respiration are performed by all organisms.C. Photosynthesis produces carbon dioxide, and cellular respiration uses carbon dioxide.D. Photosynthesis stores energy for cells, and cellular respiration releases energy for cells.19.
Answer by Tradergordo. Confidence votes 788. There are about 200 calories per serving, serving size is 2 tbsp. In an 18oz jar there are about 16 servings, so that's 3,200 calories in an 18oz jar of peanut butter.
Tips to know. 1  Peanut butter is an excellent source of dietary fiber, protein, vitamin E, niacin and vitamin B6. Itâs also high in magnesium, phosphorus, zinc and copper. In a jar of peanut butter, there is about 188 calories per two tablespoons.