Methicillin inhibits cell wall production. Why does this make it an effective antibiotic?
a. The cell wall of human cells is not sensitive to methicillin
b. Human cells have a plasma membrane in addition to the cell wall that allows them to survive in the presence of methicillin
c. Human cells do not have cell walls
d. All humans have a gene giving methicillin resistance
e. Human cells and bacterial cells are completely different, so methicillin does not affect human cells
Answer: c. Human cells do not have cell walls
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