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Home Q & A Board Biology-Related Homework Help General Biology
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Tamera Tamera
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6 years ago
Middle eastern respiratory syndrome (MERS) is caused by
 
  A) Streptococcus pneumoniae.
  B) the influenza virus.
  C) a coronavirus.
  D) a rhinovirus.


Cholera is an example of a pandemic disease that
 
  A) has multiple wild animal reservoirs and is thus difficult to eradicate.
  B) spreads from a common source and could be controlled with adequate clean water and waste sanitation measures.
  C) is spread through direct contact and has only a human reservoir.
  D) has recently emerged due to overcrowding in urban centers.


Influenza pandemics occur cyclically because
 
  A) less than 100 of the population is immunized.
  B) new strains emerge due to reassortment between bird, swine, and human variants.
  C) the vector is seasonal.
  D) there are environmental reservoirs that release the virus during particular seasons.


An example of a cyclical disease is
 
  A) diphtheria.
  B) smallpox.
  C) influenza.
  D) anthrax.


Which of the following are NOT vectors important in disease transmission?
 
  A) fomites
  B) insects
  C) ticks
  D) rodents
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ajbatisteajbatiste
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Tamera Author
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6 years ago
tremendous help
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