(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.
How many people are in the whole world? Quick Answer. As of September 2014, there are 7.25 billion people in the world. The population of the world is currently growing at a rate of 1.4 percent per year, which translates to an estimated 80 million people a year.