Blood group determination 🩸💉✅ Blood grouping, also known as blood typing, is a classification of blood based on the presence or absence of certain antigens on the surface of red blood cells and antibodies in the plasma. The most well-known blood grouping system is the ABO blood group system, which categorizes blood into four main types: A, B, AB, and O. These blood types are determined by the presence or absence of antigens (A and B) on the surface of red blood cells and corresponding antibodi

Blood Types Explained: A Guide to the 8 Different Types

Blood types explained