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
Chromatolysis is: 
Select and explain. 
A. Disintegration of Nucleus, B. Disintegration of golgi apparatus, C. Disappearance of nissel granules, D. Decrease in cell size
C: Disappearance of nissel granules
Answer: C: Disappearance of nissel granules 
Explanation: None