noun🔗ShareThe component of hemoglobin (and other hemoproteins) responsible for binding oxygen. It consists of an iron ion that binds oxygen and a porphyrin ring that binds the globin molecules; one molecule binds one molecule of oxygen."The haem in hemoglobin is essential for carrying oxygen throughout the body, and a deficiency can cause fatigue. "biochemistryphysiologymedicinebiologyanatomychemistryscienceorganismbodyfunctionpartChat with AIVocabulary GamePractice Reading
