Answer: Carbon dioxide formation.
Explanation:
Respiration can be defined as the intake of oxygen and release of carbon dioxide from the body.
The process of respiration breakdown the carbohydrates into a usable form of energy by the body.
The carbohydrate in the presence of oxygen is converted into adenosine triphosphate. The by-products carbon dioxide and water.
The carbon atoms is released in the form of carbon diode.