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Home Q & A Board Biology-Related Homework Help General Biology
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Crow99 Crow99
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6 years ago
Pertussis (whooping cough) is an epidemic disease that is a highly contagious, acute infection of the upper respiratory tract caused by the:
 
  a. Brucella spp.
  b. Bordetella spp.
  c. Pasteurella spp.
  d. Francisella spp.


Slow-growing NTM whose colonies become pigmented when exposed to light are referred to as:
 
  a. scotochromogens.
  b. photochromogens.
  c. nonphotochromogens.
  d. chromogenicums.


The Runyon system of classification is based on:
 
  a. colonial and microscopic morphologic characteristics.
  b. biochemical characteristics.
  c. growth rate and colonial pigmentation.
  d. genotypic characteristics.


The animal reservoir for Brucella melitensis is:
 
  a. cattle.
  b. sheep or goats.
  c. swine.
  d. dogs.


The transmission of Vibrio spp. to humans is by:
 
  a. exposure of disrupted skin and mucosal surfaces to contaminated animal hides.
  b. ingestion of contaminated seafood or wa-ter.
  c. inhalation of contaminated air.
  d. close contact with carriers of the organism.
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lazerlazer
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Crow99 Author
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6 years ago
Brilliant ツ
sleinhi
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Yesterday
Thanks
Morgan-C
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2 hours ago
Smart ... Thanks!
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