BLOOD CARDIOVASCULAR SYSTEM LYMPHOID ORGANS
BLOOD
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A B AB C
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A B C D
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A AB B O
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A B AB D
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Detailed explanation-1: -There are 4 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 8 blood groups.
Detailed explanation-2: -Your ABO blood type is based on the presence or absence of the A and B antigens on your red blood cells. The A blood type has only the A antigen and the B blood type has only the B antigen. The AB blood type has both A and B antigens, and the O blood type has neither A nor B antigen.
Detailed explanation-3: -Genotypes BB and BO refer to individuals having either two “B” alleles for blood type, or one “B” allele and one “O” allele. Both of those genotypes results in having Type B blood. The BO genotype results in Type B blood because B is dominant over O. ) is the rarest blood type.
Detailed explanation-4: -O positive: 35% O negative: 13% A positive: 30% A negative: 8% B positive: 8% B negative: 2% AB positive: 2% AB negative: 1%