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Micro lab 12

Micro 204, gram stain

QuestionAnswer
A preparation of mixing a loopful of water and a bit of agar slant culture on a glass slide is called a smear
the gram stain is an example of a X stain. differential
All members of the genus Escherichia would be expected to be gram X. negative
Endospores usually appear X in a completed gram stain. clear
If your Staphylococcus aureus cells appear pink after gram staining the most likely cause was X. over decolorizing
Gram positive and gram negative cells have the same color after application is the first two gram stain reagents. T or F true
Generally speaking endospore forming bacteria stain gram X. positive
gram reactions are reliable only for cultures X hours old or younger. 24
A smear when properly made should look X. faintly cloudy
The most critical step in making the gram stain is the application of the X. crystal violet
A culture that is too old may appear gram X when stained. variable
Gram positive bacteria stain purple
Gram negative bacteria stain pink
Created by: kmorris8
 

 



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