Which of the following aids in the absorption of vitamin B₁₂ from the digestive tract?

Question

Quizplus · Accepted Answer

Intrinsic factor is crucial for the absorption of vitamin B12 from the digestive tract, as it binds to the vitamin and allows it to be absorbed in the ileum. Mucus helps lubricate and protect the digestive tract, but does not specifically aid in the absorption of vitamin B12. Hydrochloric acid and pepsinogen are important for the breakdown of proteins, but do not directly aid in the absorption of vitamin B12. Therefore, only option C is the correct answer.

Which of the Following Aids in the Absorption of Vitamin