A person with AB blood illustrates the principle of

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A person with AB blood type exhibits codominance because both the A and B alleles are expressed equally, resulting in the person having both A and B antigens on their red blood cells. This is different from incomplete dominance, where one allele is not completely dominant over another, and pleiotropy, where one gene affects multiple traits. Polygenic inheritance refers to traits that are determined by multiple genes.

A Person with AB Blood Illustrates the Principle of