<span>The building blocks of proteins. Each contains an amino group, an acid group, and a unique side chain</span>
 
        
             
        
        
        
Answer:
Explanation:
The development or the breack through discovery or penicillin. Before this illnesse were treated silver nitrate.
 
        
                    
             
        
        
        
Answer:
c
Explanation:
c is the answer to this question 
 
        
             
        
        
        
2000 to maintain your current weight.
1500 to lose exactly one pound per week.
I hope this helps! :)