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Home Q & A Board Biology-Related Homework Help Cell Biology
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vankor vankor
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6 years ago
The rickettsias can be cultured in
 
  A) pure culture.
  B) artificial media.
  C) laboratory animals.
  D) pure culture, artificial media, and laboratory animals.


Hantaviruses are most commonly transmitted by ________ of virus-contaminated rodent ________.
 
  A) inhalation / saliva
  B) inhalation / excreta
  C) ingestion / saliva
  D) ingestion / excreta


The rickettsias are divided into groups based loosely on
 
  A) the types of clinical disease they produce.
  B) their insect vectors.
  C) taxonomy.
  D) their biochemical requirements.


Which of the following pathogens is spread by infected lice?
 
  A) Borrelia burgdorferi
  B) Plasmodium falciparum
  C) Rickettsia prowazekii
  D) Yersinia pestis


Very few preventative measures are taken against anthrax, because
 
  A) the general population is not exposed to infected materials or animals regularly.
  B) non-weaponized anthrax causes only a mild flu-like illness.
  C) no vaccines are effective.
  D) the causative agent Bacillus anthracis mutates rapidly.
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zfatahizfatahi
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6 years ago
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vankor Author
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6 years ago
Brilliant ツ
Butwhy
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Yesterday
I appreciate what you did here, answered it right Smiling Face with Open Mouth
dianeflunder
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2 hours ago
Thanks
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