<prompt> Which precipitates at 50 to 60degC but Redis solve on heating?Bence Jones proteinHeavy chainBoth light and heavy chainsLight chains  <response>: Ans. is a i.e., Bence Jones protein Ref: Ananthanarayan, 9the, p. 97 and 8the, p. 98 Bence Jones protein is abnormal immunoglobulin found in urine. Coagulates at 50degC, redissolves at 70degC.Elevated in Multiple myeloma. 