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 found in red blood cells. The red blood cells also contain a molecule known as 2, 3-bisphosphoglycerate, which interacts with hemoglobin and has the ability to reduce its affinity for oxygen, explaining hemoglobin's lower affinity for oxygen compared to that of myoglobin.