The heme component of hemoglobin is a complex organic molecule that carries iron and is responsible for binding oxygen. The chemical formula of heme is C34H32FeN4O4. It consists of a porphyrin ring structure with an iron ion (Fe) at its center. The heme molecule is crucial for the function of hemoglobin in transporting oxygen from the lungs to the body's tissues and removing carbon dioxide. This chemical structure enables the reversible binding and release of oxygen, allowing hemoglobin to perform its vital role in oxygen transport. The heme molecule is a fascinating component of hemoglobin and plays a fundamental role in the physiology of oxygen transport in the human body.
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