Under certain abnormal conditions, the stomach does not secrete hydrochloric acid. Identify three functions that hydrochloric acid has in the digestive process and describe how the failure to secrete hydrochloric acid will affect these processes.

Honestley i have No clue!

Here is something I found on a google search. I searched for "hydrochloric acid in stomach". You can find other references there in addition to the one below. I hope this helps.
(Broken Link Removed)

Hydrochloric acid (HCl) converts pepsinogen to pepsin which breaks down proteins to peptides. HCl maintains a
It also dissolves food and kills microorganisms.

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