BI-108
Effect of temperature and pH on enzymes
Biology · Secondary 3 · Easy · Effect of temperature and pH on enzymes
Pepsin works best at pH 2. Which graph best shows how its activity changes as pH increases from 1 to 8?
- Activity stays constant from pH 1 to 8.
- Activity is highest at pH 2 and decreases towards pH 1 and pH 8.
- Activity is lowest at pH 2 and highest at pH 8.
- Activity increases steadily from pH 1 to 8 without decreasing.
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