Question

mini-quiz: ph and enzymes
pepsin is an enzyme found in your stomach. this is a very acidic environment! which of the following would be the most reasonable inference for the optimal ph of pepsin?
a. 2
b. 7
c. 10
d. 14

Explanation:

Enzymes work best at their optimal pH. The stomach is acidic, with a pH range around 1.5 - 3. Pepsin, an enzyme in the stomach, would have an optimal pH in this acidic range.

Answer:

A. 2