Question

what is the role of acid in stomach ​

Answer 1

Answer:

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.

Answer 2

HCL present in the stomach dissolves food particles and creates an acidic medium. In acidic environment protein digesting enzymes pepsinogen is converted into pepsin. HCL in the stomach also acts as protective barrier against many disease causing pathogens.