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Selective and Differential Media for Identifying Microorganisms
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1)Phenylethyl alcohol agar is 
  
2)Blood agar is used to cultivate and isolate many types of bacteria, but it is best known for its role in differentiating the members of Streptococcus 
  
3)Percentage of sodium chloride in mannitol salt agar is_______ 
  
4)The development of yellow halos around the bacterial growth on a mannitol salt agar plate is evidence of a pathogenic species of Staphylococcus 
  
5)On EMB agar, if ________ is grown it will give a distinctive metallic green sheen appearance 
  
6)EMB agar is a blend of two stains, eosin and ________ in the ratio of 6:1 
  
7)Hektoen enteric agar a selective and differential agar primarily used to isolate________ and ___________ 
  
8)The indicator in Mannitol Salt agar is neutral red 
  
9)MacConkey’s Agar contains_________ that inhibits most Gram-positive bacteria, except Enterococcus and some species of Staphylococcus 
  
10)MacConkey agar is a differential medium containing lactose, bile salts, neutral red and crystal violet 
  
11)Which of the following inhibits the growth of Gram positive bacteria?
  
12)Phenylethyl alcohol agar is a selective medium that allows growth of Gram positive organisms 
  
13)Mannitol salt agar plates are used for the differentiation of the members of the genus? 
  
14)In EMB agar, one of the indicators used is Methylene Blue. Which is the other? 
  
15)Phenylethyl alcohol agar supports the growth of__________ 
  

  


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