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What is the role of acid in stomach ?...

What is the role of acid in stomach ?

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1) Hydrochloric Acid (HCl) is produced by the gastric glands in the walls of stomach.
2) HCl kills the harmful bacteria in stomach which enter along with food.
3) HCl creates an acidic medium in the stomach.
4) It enables the action of pepsin on proteins effectively.
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