Post-UTME Biology 2016 Objective — Question 4
Question 4 of 20 from the Post-UTME Screening (Post-UTME) Biology 2016 Objective paper, with the correct answer and a full explanation.
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A man with blood group A is likely to have either the genotype
- A. AA or AOCorrect
- B. AB or AO
- C. AA or AB
- D. AO or AB
Explanation
A person with the A phenotype can be either homozygous (AA) or heterozygous (AO), since A is dominant over O.
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