👉 Red blood cells are disc-shaped, packed with hemoglobin that carries oxygen from lungs to every cell. White blood cells, on the other hand, resemble a crescent moon - their job? To identify and fight off infections.
👉 Red blood cells are disc-shaped, packed with hemoglobin that carries oxygen from lungs to every cell. White blood cells, on the other hand, resemble a crescent moon - their job? To identify and fight off infections.
