Question 1
Amoxicillin is very effective for treating infections with Gram-positive bacteria but rarely causes side effects in humans. This is an example of
◦ antibiotic resistance.
◦ altruism.
◦ selective toxicity.
◦ narrow spectrum of action.
◦ a broad-spectrum antimicrobial.
Question 2
The first antimicrobial widely available for treatment of bacterial infections was a synthetic compound which
◦ was an attachment antagonist.
◦ interfered with bacterial cell wall synthesis.
◦ disrupted cytoplasmic membranes.
◦ was an antimetabolic analog.
◦ was a nucleotide analog.