Penicillin is toxic to certain dividing bacterial cells because it prevents cell wall formation, causing the
cells to burst. This indicates that the bacteria live in:
a. a hypotonic medium.
b. a hypertonic medium.
c. an isotonic medium.
d. a medium with a higher osmotic pressure than the cell.
e. both a hypertonic medium and a medium with a higher osmotic pressure than the ce
A
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