The terms "positive" or "negative" refer to either the presence or absence of the RhD (Rhesus D) antigen. Individuals either have, or do not have, the Rhesus factor (or Rhesus D antigen) on the surface of their red blood cells. This is usually indicated by 'RhD positive' (does have the RhD antigen) or 'RhD negative' (does not have the antigen).
A person who is A can have a genotype of AA or AO.
A person who is O can only have genotype OO.
If a person with AO mates with OO, they could have AO (type A), or OO (type O).
If a person with AA mates with OO, they can only have AO (type A).
So in the above example, since we don't know exactly what kind of A one parent is, they could have either a baby with type O or A.
The baby could be either + or -.
The difference between blood types has to do with the type of antigens on the red blood cells (RBC's) and the type of antibodies present in the blood. For example, type A blood has the A antigen on the RBC, and the B antibody present in the blood. It is the opposite for type B. Type AB has both A and B antigens on the RBC and there are no antibodies present. This is for this reason why a person with type AB blood can accept any type of blood into their body (it is called the universal receiver) but can only give blood to a person with type AB blood.
O rh negative blood is the universal donor. This blood is a good donor due to any blood type can accept O blood and the fact that the rh factor is negative allows for rh positive blood to receive it.
The D antigen. ie. if you are resus + or rh positive you have it, resus - you don't.
o negative blood type is special because it can be transfused to any person regardless of their blood type. o negative is a universal blood type that is in high demand.
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Human blood has a protein (rH). If you have rH in your blood you have positive blood type, if you are lacking rH you have a negative blood type. Negative blood rejects positive blood because it is lacking the chemical, however positive blood can accept both negative or positive blood.
Doctors can determine positive or negative blood types by administering a test. The difference between positive and negative types is the presence of the RH factor. Positive blood types indicate the presence of the RH factor while negative blood types do not have this factor.
The Rhesus factor, also known as the Rh factor, is an antigen that exists on the surface of red blood cells. People who have the Rhesus factor are considered to have a positive blood type. Those who don't have the antigen are considered to have a negative blood type.
Negative blood can be given to someone with positive blood. Positive blood CANNOT be given to someone with negative blood.
both are same
There is no blood type OE. There are 8 different blood types, A positive and negative, B positive and negative, O positive and negative, and AB positive and negative.
The diet for specific blood types that is generally accepted focuses the difference between the diets on the type of blood (i.e. O, A, or B) rather than the positive or negative charge associated with the blood type. There is no specification for a person with negative type blood.
No, an O Positive person cannot donate to an A Negative person because the person who is Negative, or Rh Negative, will react to the Positive (Rh Positive) blood. Negative can only get Negative, Positive can get Positive or Negative.
There is a huge difference between them. HIV Positive means that the test found HIV-Antibodies in your blood (you can find them in the mouth sometimes). A HIV-Negative test means that the solution did not find any signs of HIV in your body and your in great shape.
Is the clotting of blood an example of positive or negative feedback?
CAN TWO POSITIVE BLOOD TYPES MAKE a negative blood type
No. The Rh Negative blood group is formed by an absence of the Positive factor.