Blood groups: Blood gr o+ can be a donor to all other groups whereas, if you need blood, you can only get o group blood, which is scarce.
Answered 2/5/2020
5.6k views
Universal donor: The advantage is that you are a universal donor- which means you can donate your blood and the blood can be used and be given to people with different type of blood group. Which means you can do a lot of good karma. The disadvantage is that if you ever need packed red blood cell transfusion-you should only get a type o blood, which unfortunately -is not very common.
Answered 4/4/2020
4.9k views
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