it cannot be clumped because it does not have any antigens.
Blood type O lacks the antigen proteins of A and B. Blood type O is the universal donor.
There may be issues
If X is the set of all blood groups of human beings and Y is the set of all human beings then the association that associates a blood group to a person having that blood group is not a function from X to Y .
No, this is obvious that not because each human have a different blood group and if there will be a blood transfer, they will definitely need blood with the same group as they have!!
Nothing, O negative blood is the universal donor. Everyone can receive it without complications.
The group that consists entirely of materials found in human blood is the plasma proteins, such as albumin, globulins, and fibrinogen.
No, your blood group remains the same throughout your life =] x
Blood is a liquid and therefore cannot be measured in miles.
The Duffy blood group system is a method of categorizing human blood types through the Fy antigens found on the surface of red blood cells. There are 4 of such blood types.
No, you cannot check a dog's blood sugar with a human meter. Dogs require specific veterinary blood glucose meters designed for their blood samples.
Vampires can be found no where. Vampires aren't real either. So, by that, you cannot find a vampire sucking human's blood.
Death. While science has found synthetic blood substitutes, they cannot replace all of the blood in a human. No blood, no life. The blood is the life.