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GCSE Biology Paper 1 (9-1 Exams)

Enzymes Work Stomach Acid Small Intestine Properly Bile

Front Why can't enzymes work properly in the stomach without bile?
Back
  • The hydrochloric acid the stomachh makes the pH too acidic for enzymes in the small intestine to work properly.
  • Bile neutralises the stomach acid and so creates the ideal alkaline conditions for enzymes in the small intestine to work in.

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