if stomach does not produce hcl which enzyme will work for longer period than its usual time -1) Pepsin 2) Ptyalin 3) Rennin 4) Trypsin Share with your friends Share 0 Abhay Pawar answered this 3) Rennin 2 View Full Answer Abc answered this Ptyline 2 Aishwarya answered this Ptyalin 0 Selva answered this Renin 0 S Trilokesh answered this If stomach does not produce HCl then which enzyme will work for longer period than its usual time- 1