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The major organism used in the microbial production of citric acid is _________.

Preventing prion contamination of food would prevent all prion diseases.

Rickettsia rickettsii are readily phagocytized by macrophages. Why doesn’t this control the infection and prevent the development of Rocky Mountain spotted fever?

The determination of the taxon to which an organism belongs is called _________.

Antibiotic-associated colitis and bacterial vaginosis result from bacteria that are normal inhabitants of the intestine and vagina, respectively, but their growth is usually inhibited by other bacteria.

Which of these would not be a suitable use of microbial fuel cells?

German measles is caused by the _______ virus.

Fungal infections are often diagnosed by direct microscopic examination of specimens.

Purification of waters while generating power and providing energy for monitoring environmental processes is an application of microbial fuel cells.

In humans, Cryptococcus grows as a _________.