Which of the following anemias is characterized by a defect in the synthesis of the globin chains of hemoglobin?

A Sideroblastic anemia
B Thalassemia ✓
C Anemia of chronic disease
D Iron deficiency anemia

Explanation

Thalassemia is a genetic disorder characterized by a defect in the synthesis of the globin chains of hemoglobin, leading to anemia.

Source

American Society of Hematology
Hematology Hematology: Anemia Hematology: Anemia Hard MEDICAL Confidence: high