Fibrous and Globular Proteins :: Discussion


9.Which of these are the possible cause of sickle cell anemia with respect to hemoglobin?
A.Defect in β-chain of hemoglobin
B.Defect in α-chain of hemoglobin
C.One copy of an abnormal β-globin gene
D.Two copies of an abnormal β-globin gene
Answer:  Option  D
Explanation:

If a person has one copy of abnormal β-globin gene it will show sickle cell trait but not sickle cell anemia while an individual with sickle cell anemia has both the copies of an abnormal β-globin gene.

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Published by:Michael Daani

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