You are presented with the question "what is process is electron transport the final stage of?" and the following answer choices: 
- Transfers energy
 - digest food
 - metabolic reaction
 - converting mass to energy
 - use oxygen, release carbon
 - eating carbon
 - drinking h2o
 - it helps plants in growing

Now knowing that electron transport is the final stage of aerobic respiration and aerobic respiration uses oxygen and releases carbon in the form of carbon dioxide, choose the best answer.


 

     use oxygen, release carbon    