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Home Q & A Board Biology-Related Homework Help General Biology
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ddbeaumont15 ddbeaumont15
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6 years ago
The conversion of ammonium to nitrate could be accomplished by the presence of
 
  A.
  Nitrosomonas alone.
 
  B.
  Nitrobacter alone.
 
  C.
  Anabaena alone.
 
  D.
  both Nitrosomonas and Nitrobacter.


Many childhood diseases caused by viral infections of the upper respiratory tract can usually be diagnosed by
 
  A. inspection of the rash.
  B. the type of cough.
  C. the type of fever.
  D. the incubation period.


Sulfuric acid is
 
  A. involved in bioleaching.
  B. produced by unicellular sulfur-oxidizers.
  C. produced by Lactobacillus.
  D. a result of reduction of metal sulfides.
  E. involved in bioleaching AND produced by unicellular sulfur-oxidizers.


Purple sulfur bacteria and filamentous sulfur-oxidizers both
 
  A. accumulate sulfur as intracellular granules.
  B. fix nitrogen.
  C. produce oxygen from carbon dioxide.
  D. use gliding motility.


The varicella virus is a member of which virus family?
 
  A.
  Paramyxo
 
  B.
  Toga
 
  C.
  Papilloma
 
  D.
  Herpes
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f3arbadf3arbad
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6 years ago
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ddbeaumont15 Author
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6 years ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
Helpmeplease11
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Yesterday
You make an excellent tutor!
Lawson1981
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2 hours ago
Helped a lot
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