Which one of the following pairs is incorrectly matched with antibiotic and its target?
A) penicillin; gram positive bacteria
B) nystatin; fungi
C) tetracycline; viruses
D) griseofulvin; fungi
Ans: C) tetracycline; viruses
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Under what circumstance might slow-growing mycobacteria appear to produce colonies in a few days?
a. When the inoculum is too heavy b. When subcultured to an enriched medium c. When incubated at slightly warmer tem-peratures d. When kept in the light
Alpine tundra occurs _____
a. near the equator b. above 90o latitude c. on the windward side of continents d. on the leeward side of continents e. on high mountaintops
Which of the following will be observed when the baby boomers begin to receive social security benefits? a. The social security deficit will skyrocket
b. Increasing numbers of older Americans will strain the health care system. c. All of the choices. d. The benefits being distributed to these individuals will exceed what they paid into the system.
A typical bacterial cell is approximately the same size as which of the following?
a. a protein b. a frog egg c. a mitochondrion d. a plant cell