<prompt> Which of the following protein binds to free heme?CeruloplasminHaptoglobinHemopexinHemosiderin  <response>: Ans: c Hemopexin Option analysis: Binding protein Ceruloplasmin is a copper containing protein Haptoglobin Free Haemoglobin Hemosiderin Denatured ferritin Hemopexin is a b1-globulin that binds free heme 