The important end product of cellular respiration is ATP.
The waste products of cellular respiration are carbon dioxide and water.
They are considered so because are the indispensable parts of the nature cycle.Without formation,decay cannot be possible and similarly,formation cannot be possible without decay.In addition to this,THEY ARE IN A CHRONOLOGICAL MANNER SET BY NATURE and that's why cannot be seperated and so together constitute the cycle of nature.
Answer:
B
Explanation:
proteins are used to repair muscle and make it stronger.