Answer:
Hydrochloric acid is a digestive enzyme which causes activation of the enzyme pepsin and has many other functions.
Step-by-step explanation:
Hydrochloric acid has following digestive functions:
i) Hydrochloric acid causes activation of the enzyme pepsin.
ii) Hydrochloric acid also cause breakdown of connective tissue in meat.
iii) Hydrochloric acid causes destruction of some ingested microorganisms.