Item BF127001: The circulatory system carries products of protein digestion from the digestive tract to cells of both the brain and cells of the skin.

Which of the following statements is TRUE about products of protein digestion getting from the digestive tract to cells of the brain and cells of the skin?

  1. The circulatory system carries products of protein digestion to cells of both the brain and cells of the skin.
  2. The circulatory system carries products of protein digestion to cells of the brain but not to cells of the skin.
  3. Products of protein digestion get to cells of both the brain and the skin, but these molecules are not carried by the circulatory system.
  4. Products of protein digestion do not get to cells of the brain or the skin.