It’s either carbon or hydrogen but I would definitely go with hydrogen
Answer:
The term cellular respiration refers to the biochemical pathway by which cells release energy from the chemical bonds of food molecules and provide that energy for the essential processes of life. All living cells must carry out cellular respiration. Cellular Respiration uses ATP as energy.
Explanation:
A diagram of the sequence of movements or actions of people or things involved in a complex system or activity.
The atoms are conserved in both physical and chemical processes during cellular respiration.
Hope that helps