Weegy: The process of blood coagulation: 1. Injury 2. Vessel constriction 3. Platelet plug 4. Fibrin clot.
User: is a complex protein that's designed to bind and release oxygen
Weegy: Myoglobin is a complex protein that's designed to bind and release oxygen.
User: is a protein that acts as an enzyme to convert the fibrinogen in the plasma into fibrin
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