Answer:
the answer is true
Explanation:
I looked up the definition and B cells are activated and they proliferate to produce antibody become cells that produce antibodies for that antigen .
 
        
             
        
        
        
All the time it’s a part of life
        
                    
             
        
        
        
Protein and iron build strong and flexible bones. A diet that lacks these nutrients can lead to osteoporosis.
        
                    
             
        
        
        
I think you got it right; emotional, physical, personal.
 
        
                    
             
        
        
        
Its main purpose is to restore partial flow of oxygenated blood to the brain and heart. ♥