What Is the Basic Abnormality in Thalassemia

question 4

Multiple Choice

What is the basic abnormality in thalassemia?

• A) Several amino acids in the globin chains have been replaced by substitute amino acids.
• B) More than four globin chains are found in the erythrocytes.
• C) The iron molecule is displaced in hemoglobin.
• D) There is failure to synthesize either the alpha or beta chains in the hemoglobin molecule.

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