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One can find out what blood type they have by going and getting their blood tested at a hospital or the doctors. If you give blood they will i've you a card and tell you what your blood type is on the card.

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12y ago
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12y ago

When you give blood the first time for the american red cross, they will send you a donor card with your blood type on it.

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Q: How does one know what type of blood they have?
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Related questions

What if someone inherits one A allele for blood type and one B allele for blood type what will that person and blood type be?

If someone inherits one A allele for blood type and one B allele for blood type, what will that person's blood type be?


How do I know my blood type if I dont know my parents blood type?

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.


How do you tell your blood-type?

The doctors only know and for how it seems..... I'm not one.


Do I need to know what my blood type is before I give blood?

No, it is not important to know your blood type before donating. Your blood will be typed when the organization you donate with (such as the Red Cross) screens yous blood for diseases.


How will you know your blood type?

You can find your blood type in two ways, one better than the other. You can take a blood test. You can also ask you parents what their blood type is, and yours is USUALLY one of theirs, but not always.


What blood type is Hilary Duff?

I wanted to know it too, I found the answer on a website, and her Blood Type is A.


Which blood type can be a universal recipient?

No one blood type can be a recipient but O blood type can be given to anyone.


What if a man has blood type O what blood type will the child have if in case the mother do not know her blood type?

One cannot predict the blood type of the offspring unless the blood types of both parents are known. Blood group O is not common is a population. There is a possibility of this allele being repressed in the presence of a more dominant blood group allele. Once the blood groups of both parents are known, one an look at all the possibilities that the offspring can have and make an accurate prediction.


Why is it important for doctors to know your blood type?

so they can draw the blood type and save someones life


How do I know if I have blood type O Negative?

Your doctor can do a blood test to tell you what blood type you have. Type O negative blood is the only type of blood that can be transfused to patients with other blood types. People with Type O blood are known as universal donors. Death can occur if someone is given blood that is not compatible with their blood type.


Where did you get your a positive blood type?

I know a lot about blood types but I don't understand wat ur asking you get ur blood type in your genes but I don't know if that is wat ur asking


How do you know what blood group you are?

This requires blood testing by a kit or lab test, which will indicate A,B, AB, or O type.