The reason why the animal that has been struck by the arrow
goes limp and quickly suffocates because the acetylcholine receptor sites are
blocked and this was made possible because of the drug curare they use in
poisoning the top of the arrows.
 
        
             
        
        
        
Answer:
C)
Explanation:
antigen binding to B cell receptors 
 
        
             
        
        
        
Magnet .................................