A. Pepsin
B. Hcl
C. Both
D. None
Submitted by: Mehtab Ali Khuwaja
(Sponsored by Sir Tauqeer)
(Sponsored by Sir Tauqeer)
(Sponsored by Sir Tauqeer)
(Sponsored by Sir Tauqeer)
(Sponsored by Sir Tauqeer)
(Sponsored by Sir Tauqeer)
