ANATOMY
CHEST AND CARDIOVASCULAR
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What inheritance patterns makes the blood type AB possible?
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incomplete dominance
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multiple alleles
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codominance
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total dominance
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Explanation:
Detailed explanation-1: -Codominance. In people, one codominant trait that you can’t really observe by looking at a person, but many people know about themselves, is blood type. People with the AB blood type have one A allele and one B allele. Because both alleles are expressed at the same time, their blood type is AB.
Detailed explanation-2: -The AB heterozygote at the classical blood type locus (the ABO locus) expresses both the A and B blood type antigens and has been considered as a classical case of codominance.
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