If a drug were to block the discharge of acetylcholine presynaptic vesicles at the neuromuscular jun

If a drug were to block the discharge of acetylcholine presynaptic vesicles at the neuromuscular junction, what would be the consequence?
   A. Continuous muscle cell resting potential.    
   B. Presynaptic depolarization.    
   C. Continuous muscle cell depolarization.    
   D. Continuous action of acetylcholinesterase.    
   E. Muscle contraction

What visual disadvantage does a lizard face with one eye on each side of the head and no overlap in their fields of view?
   A. Lack of rod cells.    
   B. Lack of bipolar cells.    
   C. Lack of depth perception.    
   D. Lack of a fovea.    
   E. Lack of cone cells.