Answer:
The first option, the second option and the last option is what applies during the electron transport chain
Electrons are removed from their carrier molecules as the molecules will lose energy bit by bit
Protons are moved across a membrane
Oxygen is not a waste product since it is very useful, water is the waste product
Carbon Dioxide is released as it is another waste product
 
        
             
        
        
        
Wuwheuwuwhwhw. The answer is c
        
             
        
        
        
The answer is : B) Inner Ear.