Question

what is the role of the acid in our stomach ??​

Answer 1

Explanation:

Acid in our stomach plays an essential role in the immune system by killing harmful bacteria and parasites that are ingested with food. Stomach acid activates the enzyme pepsin needed for protein digestion. Stomach acid signals to the pancreas produce digestive juices and enzymes to further break down food.

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Answer 2

Answer:

HCl plays following role in our stomach:

(a) Make the medium acidic for action of enzyme pepsin.

(b) Kills the harmful bacteria present in food

(c) Prevents fermentation of food