50) .TRANSFERRIN

[Editor]

a) is directly involved in the transfer of iron form the lumen of the gut into the mucosal cells
b) aids the transfer of iron to the bone marrow
c) aids the transfer of iron to the muscles
d) aids the transfer of iron to iron stores
e) is destroyed after the transfer process is complete

[Editor]

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Transferrin is the iron transport protein in plasma and is involved in transfer of cytoplasmic free iron to be transported across the basolateral membrane of enterocytes into the blood.