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Some bacteria have evolved to become resistant to antibiotics - OCR Gateway - GCSE Biology Combined Science - Question 6 - 2018 - Paper 8
Question 6
Some bacteria have evolved to become resistant to antibiotics. Which statement is true about the evolution of these bacteria? A. Antibiotics killed the resistant ba... show full transcript
Worked Solution & Example Answer:Some bacteria have evolved to become resistant to antibiotics - OCR Gateway - GCSE Biology Combined Science - Question 6 - 2018 - Paper 8
Step 1
C. Mutations in some bacteria were an advantage.
Answer
The correct answer is C. This statement reflects the process of natural selection where advantageous mutations can confer resistance to antibiotics, allowing those bacteria to survive and reproduce more effectively in the presence of antibiotics. This is a key factor in the evolution of antibiotic resistance.