Cellular respiration is the process<span> by which the chemical </span>energy<span> of "food" </span>molecules<span>is </span>released and partially captured in the form of ATP. <span>Carbohydrates, fats, and proteins can all be used as fuels in cellular respiration, but glucose is most commonly used as an example to examine the reactions and pathways </span>involved<span>.</span>
