because of the antibody-Anti gene system
People cannot receive blood that is completely different from their own. However, if you blood contains a certain type, or, even more so, if you are type O you are able to give to multiple blood types.
I do not believe that rare blood types cause certain desease. There are all types of people with certain deases that can not be helped I have A+ and had Cervical Cancer.
The correlation between people's blood types and their personalities has been proven false. It is a myth that people created long ago and has survived to this day. Blood types are determined by certain proteins on the surface of a red blood cell and these proteins do not affect a person's personality in any way.
People who have AB blood are the universal recipient. They can receive blood from any blood type which can come in handy in an emergency situation requiring blood.
Blood AB.
Not taking Rh Factor into consideration, O is the universal donor. All blood types can receive type O. For information, AB is the universal recipient. They can take any blood type. Remember, this excludes the Rh Factor.
only O negative blood is called the universal donor. This is because people with this blood type have the ability to donate their blood to ANY other blood type. Blood donation is a complex process and only certain types can receive certain types. O neg is the one blood type that can give to anyone (however, they can only RECEIVE from O neg)
There isn't a certain blood type prone to vomiting. Certain mental types? Sure.
blood group AB.
Blood type during donations is asked because it is critical that blood types are matched. There are 4 human blood types: A, AB, B, and O. AB and B people can only accept their own blood type and O. A can receive all three other blood types. O can only receive it's own. If you get the wrong blood type you can die.
Depending on whether you are A+ or A- you can receive different types of blood. If you have A+ blood you can often receive blood from A+, A-, O+, and O-. However, if you are A- you can only usually receive blood from A- and O-.
There are certain foods that are better for certain blood types. For example, people with type B blood type should focus on a dairy centered diet. A person with type A should focus on an organic vegetarian diet.