CHART A Modes of Action of Antibacterial Drugs on Bacterial Cells Antibiotics Te

Question

CHART A Modes of Action of Antibacterial Drugs on Bacterial Cells Antibiotics Tested Effectiveness of the antibiotics against G + and G - bacteria Mode of Action CATEGORY 1 INHIBIT CELL WALL Penicillin G Ampicillin Amoxicillin/Clavulanic Acid G + most yes very limited yes SYNTHESIS sIsVancomycinmost Streptomycin Gentamycin yes CATEGORY 2 yesYes, but E. coli may have some resistance INHIBIT PROTEIN SYNTHESIS Erythromycin Tetracycline yesno CHART B -Lab Test Results R (resistant) S(susceptible ZONE OF INHIBITION (mm) S. aureus E. coli CATEGORY ? ANTBIOTIC Penicillin G Ampicillin G + 40 37 23 20 20 Amoxicillin/Clavulanic Acid Vancomycin 30 10 Category1 Avg. Z of I (mm) 28 Streptomycin Gentamicin Erythromycin Tetracycline 10 20 23 15 Category 2 Avg. Z of I (mm) Categories 1 and 2 Avg. Z OFI S. aureus 25 E. coli 12.5 (15) Draw 3 con clusions using Charts A and B. Quantitate your answers using numerical calculations. Show calculations tly from chart such as, "streptomycin has a zone of 22mm for S. aureus Conclusion 1 Conclusion 2

Explanation / Answer

the three conclusions that could be made in this case are:

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