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Figure 20.1 -In Figure 20.1,why Is Tetracycline Selectively Toxic Against Bacteria

Question 11

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Figure 20.1
Figure 20.1 -In Figure 20.1,why is tetracycline selectively toxic against bacteria? A) Eukaryotic cells will enzymatically destroy the drug. B) Eukaryotic cells will actively pump the drug out of their interiors. C) The drug affects peptidoglycan synthesis,and eukaryotic cells have no peptidoglycan. D) The drug binds to the 30S small ribosomal subunit - eukaryotes have a 40S small subunit. E) Eukaryotes lack a small ribosomal subunit,so the drug cannot negatively affect them.
-In Figure 20.1,why is tetracycline selectively toxic against bacteria?


A) Eukaryotic cells will enzymatically destroy the drug.
B) Eukaryotic cells will actively pump the drug out of their interiors.
C) The drug affects peptidoglycan synthesis,and eukaryotic cells have no peptidoglycan.
D) The drug binds to the 30S small ribosomal subunit - eukaryotes have a 40S small subunit.
E) Eukaryotes lack a small ribosomal subunit,so the drug cannot negatively affect them.

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