The enzyme erepsin helps in the breakdown of peptones into amino acids in the:

Bile aids in digestion and absorption because it contains

If for some reason the parietal cells of the gut epithelium become partially non-functional,what is likely to happen?

The food mixes thoroughly with the acidic gastric juice of the stomach by the churning movements of its muscular wall. What do we call the food then?

Answer briefly: How does pepsinogen change into its active form?

The enzyme pepsin functions in: