Question

what is mean by hemoglobin

Answer 1

Hemoglobin or haemoglobin; abbreviated Hb or Hgb, is the iron-containing oxygen-transport metalloprotein in the red blood cells of all vertebrates as well as the tissues of some invertebrates

Answer 2

An iron containing respiratory pigment of vertebrate red blood cells that functions primarily in the transport of oxygen from the lungs to the tissues of the body.
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