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Evolution and evidence

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Question 16

In 2021, a strain of Pseudomonas aeruginosa bacteria was isolated from a hospital patient. This strain showed resistance to colistin, a last-resort antibiotic. Explain how Pseudomonas aeruginosa bacteria developed resistance to colistin.

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Evolution and evidence Questions

  1. GCSE
  2. /Biology
  3. /Evolution and evidence