Blood Transfusion And Genotype Compatibility
Joe requires an urgent blood transfusion. His blood genotype is AA. Mike has an oo genotype, and Mary has a BB genotype. Which individual can donate blood to Joe, and why?
A
Mary can donate, because the BB genotype produces an extracellular sugar.
B
Mike can donate, because the oo genotype produces an extracellular sugar.
C
Mary can donate, because the BB genotype does not produce an extracellular sugar.
D
Mike can donate, because the oo genotype does not produce an extracellular sugar.
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