Question

How many types of blood group are there

Answer 1

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.

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Answer 2

there are four types of blood groups in ABO system..

• A
• B
• AB
• O