BI-1
Effect of temperature and pH on enzymes
Biology · Secondary 3 · Medium · Effect of temperature and pH on enzymes
A scientist tests a new antibiotic on bacteria grown on agar in Petri dishes. To increase the rate at which the bacteria grow before adding the antibiotic, what should the scientist do?
- Incubate the dishes at the optimum temperature for bacterial enzymes.
- Keep the dishes in a refrigerator at 4 °C.
- Boil the agar before adding the bacteria.
- Place the dishes in direct sunlight on a windowsill.
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