BI-16
Effect of temperature and pH on enzymes
Biology · Secondary 3 · Hard · Effect of temperature and pH on enzymes
A student investigates the effect of temperature on the activity of lipase. Equal amounts of fat emulsion and lipase are placed in three test tubes at 10 °C, 37 °C and 70 °C. A pH indicator is added that turns yellow in acidic conditions. In which test tube will the indicator turn yellow the fastest?
- 10 °C
- 37 °C
- 70 °C
- All three tubes will change at the same rate.
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