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: Biochemistry
Which of the following protein precipitates on heating to 45deg C and redissolves on boiling? 
Select and explain. 
A. Bence Jones Protein, B. Gamma globulin, C. Albumin, D. Myosin
A: Bence Jones Protein
Answer: A: Bence Jones Protein 
Explanation: Bence- Jones proteins are light chains excreted in the urine. Bence-Jones proteins precipitate on heating to 45deg C and redissolve on boiling but are now detected by electrophoretic techniques. Ref: Text book of Microbiology by Ananthanarayan 7th Edition, Page 90; Harrison's Principle of Internal Medicine 16 th Edition, Page 251; Oxford Handbook of Clinical And Laboratory Investigation By Drew Provan, 2005, Page 603.