Which of the following vitamins plays a crucial role in the synthesis of heme, a critical component of hemoglobin in red blood cells?

A Vitamin B12 ✓
B Vitamin C
C Vitamin E
D Vitamin B6

Explanation

Vitamin B12 is essential for the synthesis of heme, and its deficiency can lead to anemia.

Source

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