Answer:
atomic number is 4 and neutron is 12
 
        
                    
             
        
        
        
(B) All cars traveled at different speeds. Sorry if im wrong
        
             
        
        
        
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c. thyroxine </span><span>The thyroid releases too much of the hormone thyroxine, which increases the person's basal metabolic rate.</span>
        
             
        
        
        
Answer:
react with antigens and destroy them