Question

What substance are contained in gastric juice what are their functions?

Answer 1

Answer:gastric juice contain impotant enzymes used for digestion.

Explanation:

Gastric juice includes

1)HCl : acid produced by wall for providing suitavle medium for some enzyme for function upon food particle and to kill harmful bactreriaa.

2) Proenzyme pepsinogen:

enzyme used for digestion of protein.

3) mucus and bicarbonates : protcection of walls of stomach and helps in lubrication

4) Rennin:

present in infants . Help in digestion of milk

5) Small amount of lipase

Answer 2

Answer:

The substance secreted by gastric juices and their function -

Hydrochloric acid: it creates the medium for gastric juices, so that pepsin gets appropriate medium for digesting protein and kills bacteria present in them.

Pepsin: The pepsin digest protein and breaks down into smaller molecules.

Mucus: It helps to protect the inner layer of stomach from the hydrochloric acid secreted in the stomach.

Explanation:

mark as brainliest