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Vitamin b12 is attached to a protein called transcobalamin ii and travels in the blood bound to this protein. vitamin b12 is attached to a protein called transcobalamin ii and travels in the blood bound to this protein.

a. True
b. False

User Chiramisu
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1 Answer

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The answer is true. Vitamin B12is progressively immersed transversely the membranes of intestinal cells, where it is connected to a particular protein called transcobalamin II. This complex go through the portal vein and to the liver, where thereafter go in the bloodstream.

User ArcticLord
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