This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Physiology
Natural light causes all except 
Select and explain. 
A. Vitamin D synthesis, B. Destroys organ of coi, C. | Bilirubin level, D. Melanin synthesis
B: Destroys organ of coi
Answer: B: Destroys organ of coi 
Explanation: Organ of Coi - A specialized structure located on the inner surface of the basilar membrane of the cochlea containing hair cells thattransmit sound vibrations to the nerve fibers.Ref: Ganong&;s review of medical physiology; 24th edition; page no: 200