WBCS.LIVE practice question

Pernicious anemia is a medical condition caused by a severe deficiency of which specific vitamin?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Vitamin C
  2. Vitamin D
  3. Vitamin K
  4. Vitamin B12

Correct answer and explanation

Correct answer: Vitamin B12

Explanation: āœ… Correct Answer: D) Vitamin B12 šŸ“š Explanation: Pernicious anemia is a type of megaloblastic anemia where the human body cannot make enough healthy red blood cells. It occurs when the stomach lacks an intrinsic factor needed to properly absorb Vitamin B12 from dietary sources. This severe vitamin deficiency disrupts normal DNA synthesis and red blood cell production.