Which product of respiration is considered waste material and leaves the alveoli? a) oxygen b) water c) carbon dioxide d) carbon monoxide

C) carbon dioxide

Explanation:

Cellular respiration is one of the most important metabolic pathways on earth occurring in all the living cells all the time. During cellular respiration, respiratory substrate is gradually broken down into carbon dioxide and water and energy in the form of ATP. The by-products of cellular reparation are carbon dioxide and water. Carbon dioxide is a waste product which is carried to the alveoli by blood. From alveoli it is eliminated from the body during expiration.  

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