If a patient with type b blood received a transfusion of ab blood

The patients with type B blood will die because you can't give a person with type b blood type ab blood

a give to a and ab

b give to b and ab

ab give to ab

o give to a, b, and ab

an active site is a region that is present on an enzyme where the reactants or the substrate molecules we can say bind and experience a chemical reaction. the substrate is basically a reactant whose concentration is changing and that is converting into a product after binding at the active site of an enzyme