BI-333
Antibiotic resistance
Biology · Secondary 3 · Medium · Antibiotic resistance
In a population of bacteria, a few cells have a gene that makes them resistant to a certain antibiotic. The population is then exposed to this antibiotic. What will most likely happen over several generations?
- The whole population will quickly die out.
- Only non‑resistant bacteria will reproduce.
- The population will become mainly antibiotic‑resistant.
- Resistance genes will disappear from the population.
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