I am rather shocked that you so quickly brush off scientific facts. But it is a free land and you can believe whatever you want. Are you a member of the flat earth society?
Lee McGiffen wrote:
> O was the original blood type, hence it came out of Africa.
> As I understand it, the O (glyco)protein ends in a fucose
> molecule. When A came along, it added another sugar to
> fucose, and when B came along it added a different sugar to
> fucose. These sugars are the means by which the blood types
> recognise their own.
> There are other blood typing systems, but ABO is the dominant
> one. According to D'Adamo, each blood type is susceptible to
> specific diseases, but I do not think that this hypothesis
> has been tested scientifically.
> As for the shroud of Turin, I will have to retract my
> statement that it contained AB type blood. I will bow to the
> claim that it is pigment on the shroud not blood. In any case
> the shroud is certainly a medieval fake. Any argument that it
> is not is just faith-based, and not worth pursuing.