BLOOD CARDIOVASCULAR SYSTEM LYMPHOID ORGANS
BLOOD
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The blood type that lacks antigens A or B is
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AB
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O
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A
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B
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Explanation:
Detailed explanation-1: -blood group O – has no antigens, but both anti-A and anti-B antibodies in the plasma. blood group AB – has both A and B antigens, but no antibodies.
Detailed explanation-2: -Type O negative blood has no antigens, it will not trigger an immune response, even if the recipient has a different blood type. As you might imagine, it’s a very popular resource on hospital shelves.
Detailed explanation-3: -ABO antigens are added to N-linked oligosaccharide chains on the VWF subunit. Thus patients with the type O blood group genotype lack the functional glycosyltransferase that adds N-acetylgalactosamine and D-galactose to the H antigen on VWF in blood group A and B subjects, respectively.
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