The most authoritative answer in 2024
-

-
Harper Parker——Studied at University of Chicago, Lives in Chicago, IL
A
universal blood donor is someone whose
blood type is
O negative. ... Individuals with the
blood group
O Rh
negative are
called --
universal donors-- because their red
blood cells can be transfused to people of all
blood groups. This is why the Red Cross is constantly recruiting
donors whose
blood type is
O Rh
negative.
read more >>
About “universal blood donor、blood type、O negative”,people ask:
QuesHub is a place where questions meet answers, it is more authentic than Quora, but you still need to discern the answers provided by the respondents.