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PTECH Biochemistry QUESTION #3396
Question 1
The 'Optimal $pH$' for the stomach enzyme Pepsin is approximately:
  • $2.0$ (Acidic)✔️
  • $7.0$ (Neutral)
  • $8.5$ (Alkaline)
  • $14.0$ (Strongly Basic)
Correct Answer Explanation
Pepsin is highly active in the acidic environment of gastric juice.