👉 Haemoglobin, a protein found in red blood cells, binds oxygen in the lungs and releases it throughout the body, enabling cellular respiration. The cell membrane allows swift exchange; deoxygenated cells pack tightly to maximize oxygen load.
👉 Haemoglobin, a protein found in red blood cells, binds oxygen in the lungs and releases it throughout the body, enabling cellular respiration. The cell membrane allows swift exchange; deoxygenated cells pack tightly to maximize oxygen load.
