?-lactamase production is an example of which of the following types of resistance?
A) alteration of the target of the drug
B) inactivation of the drug
C) change in the permeability of the drug
D) overproduction of an enzyme in a key metabolic pathway
E) removal of the drug via a pump
B
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In nutrient-rich water, photosynthetic protists may undergo population explosions known as __________. Fill in the blank(s) with the appropriate word(s)
Drug therapies that target only cancer cells rather than all dividing cells in the body stop the growth of cancer by
blocking the action of ____________________ proteins on the growth and division on malignant cells Fill in the blank(s) with the appropriate word(s).
As you climb the mountain, why are the biomes changing?
A. The air is thinner. B. The latitude is changing. C. More rain falls in a rain shadow. D. Some animals live better at higher elevations. E. It is colder.
When does a cell regulate gene expression?
A. Pretranscription through pretranslation B. Pretranscription through posttranslation C. Posttranscription through posttranslation D. Posttranscription through pretranslation