1 If you have type B antigens on the surface of your red blood cells, you also have anti-A antibodies in your plasma. 2  If you have type A and type B antigens on the surface of your red blood cells, you do not have antibodies to A or B antigens in your plasma.
As of 2016, there are 540 billionaires in the US (out of 1,810 in the world). Here are the top 50, according to Business Insider: Bill Gates.
Rich: (From left to right) Bill Gates's 2014 net worth was $76 billion, Carlos Slim Helu's $72 billion, and Amancio Ortega's $64 billion, per the Forbes list published in March 2014. Eight of the top ten wealthiest billionaires are American.