When you have sore muscles the day after unaccustomed exercise, this is caused by the buildup of lactic acid in your muscles. Glucose comes from the food you eat. Many of the substances which you eat are converted to glucose by your cells. Plants make their own glucose. Oxygen comes from the air you breathe.
Some water is used.
This is present in all your cells. ATP is used by your cells as the energy source for any chemical reaction which requires energy input to occur. Water is added back to your cell's water supply. Plants recapture some of the carbon dioxide they produce in respiration and use it in photosynthesis. Each of the three parts of cellular respiration contains a series of chemical reactions, most of which require specific enzymes to occur.