Many of today's crew-cab pickups have the same legroom as a luxury sedan, and even shoppers who don't go for a crew cab will find that many extended-cab trucks have more passenger room than you'd need under usual circumstances.
n. The protein in the red blood cells of vertebrates that carries oxygen from the lungs to tissues and that consists of four polypeptide subunits, each of which is bound to an iron-containing heme molecule.[Ultimately short for. : hematin + globulin .].. The protein in the red blood cells of vertebrates that carries oxygen from the lungs to tissues and that consists of four polypeptide subunits, each of which is bound to an iron-containing heme molecule. [Ultimately short for.
Hemoglobin is an iron-protein compound in red blood cells that gives blood its red color. Hb is a conjugated protein present in RBCs. It carries oxygen from the lungs to the tissue cells, and carbondioxide-the gaseous waste-from the cells to the lungs.bout 70 percent of your body's iron is found in the red blood cells of your blood called hemoglobin.iron is a component of certain proteins, essential for respiration and energy metabolism so it is also a source of iron compound.