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.
2. Iron is a trace mineral that is important for healthy blood. It helps red blood cells transport oxygen throughout your body, and helps carry carbon dioxide out. A deficiency in iron can lead to the condition known as anemia.. Iron is a trace mineral that is important for healthy blood. It helps red blood cells transport oxygen throughout your body, and helps carry carbon dioxide out. A deficiency in iron can lead to the condition known as anemia.