Multiple choice

Vitamin B12 is helpful

  1. in the absorption of fats

  2. to stimulate the liver

  3. to stimulate the bone marrow

  4. to increase life span of RBC

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Vitamin B12 (cobalamin) is essential for DNA synthesis and red blood cell formation in bone marrow. Deficiency causes megaloblastic anemia due to impaired erythropoiesis, not effects on fat absorption, liver stimulation, or RBC lifespan.