BI-132
Effect of temperature and pH on enzymes
Biology · Secondary 3 · Medium · Effect of temperature and pH on enzymes
A student wants to grow bacteria quickly on nutrient agar in a Petri dish. The agar already contains an optimum concentration of glucose and amino acids. What should the student do to increase the rate of bacterial growth?
- Place the Petri dish in a refrigerator at 4 °C.
- Incubate the Petri dish at the optimum temperature for bacterial enzymes.
- Boil the Petri dish briefly before incubation.
- Reduce the pH of the agar to denature the enzymes.
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