1. The four blood types are group A has only the A antigen, group B has the only B antigen,group AB has both, group O has neither.
2. O+ is the most common blood type.
3.If you have blood type B it maens you can donate red blood cells to B's and AB's, if you have blood type O you can donate red blood cells to anybody, it's the universal donor.
4.Blood type O is considered the universal donor. it means you can donate blood to anyone whom may need it.
5.Blood type O is the univesal recipcient. universal recipicient mean anyone who can recieve blood from anyone.
6. 98% of African Americans have blood type O+.
7.Hispanis is the racial group that has 0.2% of its population with blood type AB-
8.True... blood type is passed genetically from parentsto children.
9.The two possible blood types if both parents have blood type B would be OB.
10.If one parent has blood type B and the other parent has bolld type A the possible blood types of their children would be O,A,B, AB.
11. Rh means when you have the protein. Rh negative means when blood lacks your protein.
12.The problen in Rh during pregnacy is when if you have a subsequent pregnacy with a positive Rh baby, your Rh antibodies may attack the babys red blood cells.