MCAT Question A Day - 6/1/14 - Answer!
Penicillin interferes with peptidoglycan formation. Penicillin most likely inhibits bacterial growth by disrupting the production of:
A. bacterial plasma membranes
B. prokaryotic cell walls
C. the bacterial nucleus
D. bacterial ribosomes
B is correct. Bacterial plasma membranes are a phospholipid bilayer. Bacteria do not have a nucleus. Ribosomes do not contain peptidoglycans. Bacterial cell walls are made from peptidoglycan.
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B is correct. Bacterial plasma membranes are a phospholipid bilayer. Bacteria do not have a nucleus. Ribosomes do not contain peptidoglycans. Bacterial cell walls are made from peptidoglycan.
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