tatianadiamondl
tatianadiamondl tatianadiamondl
  • 20-04-2017
  • Biology
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help with question #10. Bio 20-2

help with question 10 Bio 202 class=

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sidsquidanne sidsquidanne
  • 20-04-2017
the stomach walls have a lining that contains epithelial cells that have a protective layer of mucus and bicarbonate. The mucous is pretty much the same stuff which lines our throat and nose.
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