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A member asked:
Is everyone either duffy positive or duffy negative, or both blood type? does everyone either have the duffy antigen or does not have the duffy antigen in their blood type? is the duffy antigen blood type a rare blood type that only some have?
A doctor has provided 1 answer
Dy and b: A person be positive of both Duffy a and b or for one or none.
Answered 11/18/2019
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