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.
The richest man in the world is Carlos Slim HelÃº (and family) of Mexico. He is worth 53.5 billion dollars. Rounding out the top three richest men in the world are Bill Gates ($53.0 billion) and Warren Buffet ($47.0 billion). ChaCha! According to Forbes Magazine, Warren Buffett is the world's richest person.