The iron-containing oxygen-transport metalloprotein in the red blood cells of almost all vertebrates and the tissues of some invertebrates. Hemoglobin in the blood carries oxygen from the lungs or gills to the rest of the body
The iron-containing oxygen-transport metalloprotein in the red blood cells of almost all vertebrates and the tissues of some invertebrates. Hemoglobin in the blood carries oxygen from the lungs or gills to the rest of the body