Hantavirus can be diagnosed by detection of
a. exposure to the virus.
b. strength of immune response.
c. presence of viral genome.
d. all of the above.
Answer: D
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Which of the following methods to enumerate cells often requires specialized staining to observe non-pigmented bacteria?
A) spectrophotometry/turbidity B) spread-plating C) microscopy D) spread-plating, turbidity, and microscopy
How many moles of ATPs will be made (net total) from 100 moles of glucose in a complete aerobic respiration?
a. 1,000 b. 200 c. 400 d. 3,600 e. 7200
The following events elicit an antibody response. What is the third step?
A) Antigen-digest goes to surface of APC. B) APC phagocytizes antigen. C) B cell is activated. D) TH cell recognizes antigen-digest and MHC II. E) TH cell produces cytokines.
Which of the following antibiotics is recommended for use against gram-negative bacteria?
A) polyenes B) bacitracin C) cephalosporin D) penicillin E) polymyxin