Which of the following is a ciliated pathogen of the intestinal tract?
A. Balantidium
B. Plasmodium
C. Trypanosoma
D. Leishmania
E. Giardia
Answer: A
You might also like to view...
The microbiologist identified an organism that produces large c-hemolytic colonies on blood agar and appears as a gram-variable rod on Gram staining. In order to further identify the organ-ism, the microbiologist should:
a. no further identification is necessary. b. complete a biochemical panel and antibi-otic sensitivity. c. complete a biochemical panel, no antibi-otic sensitivity is warranted. d. report the organism as Bacillus spp.
Which is incorrect about histoplasmosis?
A. It is transmitted by inhalation of spores. B. It never spreads to sites outside the respiratory tract. C. Chronic cases have symptoms similar to tuberculosis. D. It causes respiratory infections that range from mild to severe. E. The pathogen grows inside macrophages.
Which of the following represents an
monohybrid cross?
a. AA x aa b. Aa x Aa c. AA x AA d. aa x aa e. all of these are monohybrid crosses
Which of the following best describes what a spectrophotometer is used for?
a. to precisely determine the wavelengths of light reflected by a pigment b. to precisely determine the rate of light absorbed by a pigment c. to approximately determine the wavelengths of light absorbed by a pigment d. to precisely determine the wavelengths of light absorbed by a pigment