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What types of blood are there?

User Steffanjj
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Answer: four main blood groups

-A, B, AB, O

Step-by-step explanation:

User LanderV
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Answer:There are four main blood groups (types of blood) – A, B, AB and O. Your blood group is determined by the genes you inherit from your parents. Each group can be either RhD positive or RhD negative, which means in total there are eight main blood groups.

Step-by-step explanation:

User Amal S R
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