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BIOLOGY | MEDICAL | HEALTH on Instagram: "Blood clotting, or coagulation, is the body’s process to stop bleeding from an injured blood vessel, occurring in stages: vessel constriction reduces blood flow, platelets aggregate to form a temporary plug, the coagulation cascade activates clotting factors, and a fibrin mesh traps platelets and blood cells to form a strong, stable clot. This clot seals the wound and serves as a scaffold for tissue repair, after which the body naturally dissolves it. Dm

Adarsh Gupta on Instagram: "Blood Group Transmission🩸 Blood groups are different because our red blood cells have specific proteins called antigens on their surface. These antigens come from our genes, which we inherit from our parents. The main blood group system is the ABO system, which has four types: A, B, AB, and O. Type A has A antigens, Type B has B antigens, Type AB has both, Type O has none. Our blood also contains antibodies in the plasma that fight against foreign antigens. Fo