Severe acute respiratory syndrome (SARS)

A. is classified as an opportunistic infection.
B. causes high fever, pneumonia, and respiratory distress.
C. began with an initial outbreak in the United States and then spread to Canada and China.
D. is caused by the respiratory syncytial virus.


Answer: B

Biology & Microbiology

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A difficult task for the biologist trying to determine if a group of organisms is a separate species is __________.

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Which gland requires the element iodine to produce its hormones?

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