Which of the following is an example of codominance?

Biology Mcqs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

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Subject
Biology Mcqsbiology-mcqs
Published
11 May 2018
Last updated
28 May 2026

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Explanation

The A blood group demonstrates codominance because both A and B alleles can be expressed simultaneously, but the A allele specifically shows codominance in its interaction with other alleles. In contrast, the O blood group is recessive, while AB blood group represents codominance of both A and B alleles.

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