I believe the answer would be lipids.
        
             
        
        
        
Answer:
Four
Explanation:
An enzyme is used in each stage;
From A to B
B to C
C to D and finally D to E
 
        
             
        
        
        
Answer:
legth of life is the answer 
 
        
             
        
        
        
Answer:
Hi Presley! Hopefully this helps! If it doesn't, Let me know!
Explanation:
answer: allotriploid
Edit: OMG thanks for the Brainly!!!