Answer:
You would need to add new enzyme.
Explanation:
The irreversible inhibitor permanently renders the enzyme inactive, so the only way would be to add more enzyme.
 
        
             
        
        
        
Answer: A physical change
Explanation: since the melted they are still Crayons. You can freeze it and it would still be a crayon. So it was only a physical change 
 
        
             
        
        
        
Answer:
there would be a surplus of other prey species
Explanation: