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Subject:  Re: What Romney shoulda said Date:  11/15/2012  10:27 PM
Author:  ariechert Number:  655407 of 876060

"I don't think that's osmosis, i believe it's active transport." - 2828

Active transport require energy to accomplish and also usually there is some kind of carrier that attaches to the information, vitamin, amino acid, fatty acid, glucose, etc. and carries it across the cell membrane into the body from the lumen of the intestines.

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