![2 examples of E. coli resistant or sensitive to ciprofloxacin](http://static.sciencelearn.org.nz/images/images/000/005/159/full/OSC_42_Infection_Inspection_Examples_of_a_resistant_and_sensitive_Ecoli.png?1679348527)
These images show two examples of how Escherichia coli (E. coli) could look under a microscope after treatment with the antibiotic ciprofloxacin. Citizen scientists are asked to decide if the image shows that the E. coli has become resistant or sensitive.