Answer to Question 1
B
Explanation: A) Vitamin B12 is used to treat pernicious anemia.
B) Correct An erythropoietin drug stimulates the bone marrow to produce erythrocytes.
C) An immunosuppressant drug would affect the immune response, not the red blood cells.
D) An anticoagulant drug would affect blood clotting, not the red blood cells.
Answer to Question 2
C