Below is a diagram of an epithelial cell sitting at the border between your intestinal tract and the nearest blood vessel. This cell is busy transporting water soluble vitamins (yellow dots) from your intestine into your blood stream. Each arrow shows the direction of the solutes as they move through the different transport proteins.
i) Name the type of transport protein in
ii) One of the three proteins (A-C) contains a mistake. Please identify the mistake and correct it.