Answer:
C. Carbon dioxide 
Explanation:
That is the desired product 
 
        
                    
             
        
        
        
I think that those are the results of the cross
YYRR : YyRr : yyrr
 1 : 2 : 1
 25% 50% 25%
 
        
        
        
Answer:
The proton gradient produced by proton pumping during the electron transport chain is used to synthesize ATP. Protons flow down their concentration gradient into the matrix through the membrane protein ATP synthase, causing it to spin (like a water wheel) and catalyze conversion of ADP to ATP. Hope this helps!
Explanation:
Possible brainliest?
 
        
             
        
        
        
Answer:
D. Washing your hands before eating. 
Explanation:
Option a, b and c are examples of not practicing proper hygiene and they increase the chances of you getting diseases. Option D is the only example that practices proper hygiene.