Person having genotype $I^{A}$ $I^{8}$ would show the blood group as AB. This is because of

Pleiotropy

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Co-dominance

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Segregation

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Incomplete dominance

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Solution

The correct option is B Co-dominance
(b) Co-dominance
Explanation: When F1 generation resembles both parents, this is called co-dominance. This is often seen in ABO blood grouping. Since both A and B sugars are dominant, hence it results in the AB blood group.

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