In Which of the Following Pairs of Substances Does One

question 21

Multiple Choice

In which of the following pairs of substances does one substance enhance the intestinal absorption of the other?

• A) Iron - intrinsic factor
• B) Calcium - vitamin D
• C) vitamin B₁₂ - ferritin
• D) Triglyceride - bile pigments
• E) Biotin - avidin

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