What Is the Relationship Between the Transferrin Receptor and Ferritin

question 39

Multiple Choice

What is the relationship between the transferrin receptor and ferritin when iron stores are low?

• A)The expression of transferrin receptor increase to maximize the uptake of iron from the blood into the cells,and the expression of ferritin decrease.
• B)The expression of both the transferrin receptor and ferritin increase,to promote the uptake of iron into the cells.
• C)The expression of transferrin receptor decrease and the expression of ferritin increase so iron remains in the cell.
• D)The expression of both the transferrin receptor and ferritin decrease to maximize the amount of iron circulating in the blood.

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