Microbiology Quiz
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MICROBIAL GROWTH AND CONTROL
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In an experiment testing a new antibiotic, a student prepares three plates: (1) bacteria with antibiotic, (2) bacteria with saline (positive control), and (3) sterile broth only (negative control). After incubation, the antibiotic plate and the positive control plate both show no growth, while the negative control remains clear. What is the most logical interpretation?
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