Substances in digestion

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  • Created by: leah
  • Created on: 07-01-13 20:35

Substances in digestion

Stomach acid

stomach produces hydrochloric acid. This helps to begin digestion, kills many harmful microorganisms that might have been swallowed along with food. enzymes in stomach work best in acidic conditions - in other words, at a low pH.


After stomach, food travels to small intestine. enzymes in small intestine work best in alkaline conditions, but food


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