(If there are no antigens at all on the surface of the red blood cells, all three possible antibodies are present in the blood plasma: A, B and Rh antibodies.). The blood type notation O Rh-indicates which antigens and antibodies are present in the blood.
There were 2,473 billionaires in the world, as of Wealth-Xâs last count through 2015. That was a 6.4 percent increase in billionaires from the year before. But who these billionaires are and what theyâre like is more difficult to discern.
According to the Forbes list, the five wealthiest people in the world are Bill Gates (net worth $76 billion), Carlos Slim Helu (net worth $72 billion), Amancio Ortega (net worth $64 billion), Warren Buffett (net worth $58.2 billion), and Larry Ellison (net worth $48 billion).