People with O negative blood are exactly the same as everyone else. There are no unique difference. Blood type is only relevant as regards transfusion and pregnancy complications. read more
Of the human blood types, O is the most common. It is a universal blood type. Blood types are further broken down into two groups, negative and positive. This is called the RH factor. The RH factor is the Rhesus (rhesus as in monkey) blood factor. read more
Note that there is no “O” antigen in blood cells. 5. Plasma Type Compatibility: O Can Receive O, A, B and AB. Blood Type O carries both antibodies, making blood type O group compatible to receive plasma from groups O, A, B and AB. However, blood type O plasma can only be given to type O recipients. read more