Explain What Is Meant by the Term Intrinsic Factor

question 8

Multiple Choice

Explain what is meant by the term intrinsic factor.

• A) Intrinsic factor is a protein that is necessary for intestinal absorption of vitamin B₁₂; lack of intrinsic factor leads to pernicious anemia.
• B) Intrinsic factor is an enzyme that is necessary for metabolism of vitamin B₁₂; lack of intrinsic factor leads to pernicious anemia.
• C) Intrinsic factor is a protein that is necessary for intestinal absorption of vitamin B₁₂; lack of intrinsic factor leads to megaloblastic anemia.
• D) None of these are correct.