In the ABO blood system, you normally can be type:
The universal blood donors for the ABO system are type:
An individual's ABO blood type is normally determined by:
In determining the phenotype for the ABO blood system:
If one of your parents is blood type A and the other is type B, which of the following blood types would you likely be?
A mother of known blood type A has a child whose blood turns out to be B. From this it follows that the mother:
A classical example of codominance is
Could a man with type O blood and a Women with type AB blood produce a child with type O blood?