The Kirby-Bauer test uses an agar surface seeded with the test bacterium, and small discs containing a specific concentration of several drugs are placed on the surface.

Answer the following statement true (T) or false (F)


True

Biology & Microbiology

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Which of the following is mismatched?

a. certain fungi; retinal destruction b. trachoma; damage to conjunctiva leading to blindness c. glaucoma; excess pressure of the aqueous humor d. astigmatism; vertical axis is longer than the horizontal axis of the eyeball e. cataract; gradual clouding of the lens

Biology & Microbiology

In males, sterilization involves a vasectomy, which removes a portion of what structure?

A. Sertoli cells B. vas deferens C. seminiferous tubules D. epididymis

Biology & Microbiology

Which of the following nonspecific mediators inhibits virus replication and cellular division while increasing some lymphocyte action?

A. chemokines B. TNF C. IFN D. IL-6 E. IL-1

Biology & Microbiology

Bacterial cells can sense a gradient ONLY by identifying ________ changes rather than ________ differences because of their small ________

a. spatial / temporal / cell size b. spatial / temporal / chemoreceptors c. temporal / spatial / cell size d. temporal / spatial / chemoreceptors

Biology & Microbiology