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Post-UTME Biology 2008 Objective — Question 5

Question 5 of 15 from the Post-UTME Screening (Post-UTME) Biology 2008 Objective paper, with the correct answer and a full explanation.

If two parents are sickle cell carriers, then their genotypes would be

A. HbA HbA and HbA HbA
B. HbA HbA and HbS HbS
C. HbA HbS and HbA HbSCorrect
D. HbS HbS and HbS HbS

Explanation

Sickle cell carriers are heterozygous, HbA HbS, for both parents.

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