<prompt> Which protein is made by the liver and carries iron in the blood?HemosiderinHaptoglobinTransferrinCeruloplasmin  <response>: The liver makes transferrin to carry iron in the blood. Hemosiderin is an intracellular complex of ferric hydroxide, polysaccharides, and proteins. Haptoglobin binds free hemoglobin in the blood. Ceruloplasmin is a circula ng plasma protein involved in the transpo of copper. 