A condition in which the normal adult hemoglobin is partly or completely replaced by abnormal hemoglobin is:
A)Aplastic anemia.
B)Sickle cell anemia.
C)Thalassemia major.
D)Iron deficiency anemia.

Question

Quizplus · Accepted Answer

Sickle cell anemia is one of a group of diseases collectively called hemoglobinopathies,in which normal adult hemoglobin is replaced by abnormal hemoglobin.Aplastic anemia is a lack of cellular elements being produced.Hemophilia refers to a group of bleeding disorders in which there is deficiency of one of the factors necessary for coagulation.Iron deficiency anemia affects size and depth of color of hemoglobin and does not involve abnormal hemoglobin.

A Condition in Which the Normal Adult Hemoglobin Is Partly