Question

human blood group is divided into how many groups ? name them.​

Answer 1

The human blood groups are divided into four main types.

Explanation:

• The human blood group is mainly divided into the blood types A, B, O and AB.

• Another group on which the human blood group is divided is the presence or absence of the Rh factor.

• A person with blood group A will have genotype AA or AO.

• The person with blood group B will have genotype BB or BO.

• The person with blood group AB will have genotype AB.

• The person with blood group O will have gentype O.