It's really almost never vital that you know your blood type.
It's somewhat more likely to be important that your doctors know your blood type, but it's standard procedure for them to test it even if you tell them what it is, just because you might be wrong.
The parents must have both blood type B or blood type 0 and B.
No, you do not need to know your parents blood type. There is a website (wardsci.com) that sells the supplies to test your own blood type. Although, it would be much cheaper to just have your doctor do it.
It is important to know your ''blood type'' (as it is referred to) because if you need blood, your body will only accept the blood that is your ''blood type'' Another reason, is that if you ever have the need to ''give'' blood, you can only ''give'' blood to someone who has your ''blood type''. It is advisable to carry around a card with blood type, in case of an emergency and you need blood. It will save time having the labs take your blood and test it while you might be dying.
Blood typing is not a reliable method to determine paternity. If you must know, do DNA testing.
The mother can be type A or AB. She cannot be type O or B.
Acording to the Eat Right For Your Blood Type Diet, eating what they recommand for your bloodtype may help you loss weight. You must know withblood type you are to do this diet. Food requirments will differ with each blood type. Information on this diet can by found by Googling,Blood Type Diet.
You actually do not have to know your parents blood type to find out your own. A simple blood type test can be done at most hospitals, blood banks or red cross facilities. They are fairly inexpensive.
Blood type is the composition of your blood. Every blood type is different. In order for your body to accept blood in a transfusion, you must receive the blood that is compatible with you.
One of the parents must be A or AB, and one must be positive.
About 7% of people have the blood type O negative. Type 0 blood is the most needed blood type as it is the universal blood type. Though those with this blood type must have this blood type and no other.
No. You must match type.
The father's blood type must be O, Rh genotype can't be determined.