Explanation:
all are man made for exact answer
 
        
             
        
        
        
Indeed, It is a progestin
        
             
        
        
        
Answer:
<em><u>ability to catalyze a reaction </u></em>
Explanation:
<em>Because it causes denaturation of the protein, but no chemical or electrical changes.</em>
 
        
                    
             
        
        
        
The look at the probability of eye color