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.
All parts in the flowchart contribute to the breakdown of glucose and cell respiration. Without every part in the flowchart, we wouldn't be able to be alive right now. Each part in the flowchart work together. Hope this helps!
Answer;
-To release or generate energy
Explanation;
-The main reason that cells carry out cellular respiration is to release or generate energy that drives cellular processes such as growth, and reproduction.
-Cellular respiration is the process by which animal and plant cells break down nutrients such as glucose to generate energy in the form of ATP, that is used to drive cellular processes such as growth, reproduction and transport among others.