This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Physiology
True about Generatory potential ? 
Select and explain. 
A. Not graded, B. Magnitude increased in direct propoion to strength of stimulus, C. All or none phenomenon, D. Propagated
B: Magnitude increased in direct propoion to strength of stimulus
Answer: B: Magnitude increased in direct propoion to strength of stimulus 
Explanation: Ans. is 'b' i.e., Magnitude increased in direct propoion to strength of stimulusGenerator potential is a local potential which is :-i) Graded - Magnitude directly related to the strength of stimulus.ii) Decreased - Fade out after traveling a sho distance.iii) Non-propagated.