BI-138
Effect of temperature and pH on enzymes
Biology · Secondary 3 · Medium · Effect of temperature and pH on enzymes
In an experiment, amylase digests starch at different pH values. At pH 7, all starch is digested in 100 s. At pH 4, all starch is digested in 300 s. Which statement about the rate of reaction is correct?
- The rate is higher at pH 7 than at pH 4.
- The rate is the same at both pH values.
- The rate is higher at pH 4 than at pH 7.
- No conclusion can be made about the rate.
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