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Best Answer: O positive ok for transfusing to all positive types. O negative is a unversal to all types. So you cannot donate blood for an O negative if you are O positive. If you just want to donate plasma then you can donate, just not whole blood.
O Positive. O positive is a blood type that donât have the A or B markers and has a Rh factor. It donât have antigens in red blood cells. It has anti-A antibodies and anti-B antibodies and thus act against A and B blood types. O positive blood group people can receive blood from O positive or O negative donor.