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Micro Lab Info

QuestionAnswer
Mannitol Salt Agar is used for the isolation of what bacteria type from a mixed culture? Staphylococci
What are the selective aspects of the media in a MacConkey Agar? Bile Salts and Crystal Violet
What plate is recommended by the American Public Health Association for the microbiological examination of food and dairy products? Eosin Methylene Blue Agar
What is Hektoen Enteric Agar used for? Isolation and culture of gram-negative bacteria
What are starch plates selecting for? Starch that has not be hydrolyzed
What enzyme is produced by bacteria that can hydrolyze starch? Amylase
What enzyme catalyzes the breakdown of urea to CO2 and ammonia? Urease
What types of bacteria does the urease test aid in indentifying? Enterobacteria
What does bacteria that can hydrolyze the proteins in the skim milk agar produce? Casease
In the TSI Agar test, what are the bacteria producing if the agar turns black? Hydrogen sulfide
What does a red color indicate in a Phenol Red Broth Media test mean? No fermentation took place
Which bacteria turns black with a green sheen when cultured on an EMB plate? e.coli
Blood agars are used to observe what type of reactions? hemolytic
Complete destruction of red blood cells Beta hemolysis
No destruction of red blood cells Gamma hemolysis
Halophiles can grow in agars with high levels of _______? Salt
A plate that selects for growth of a certain type of bacteria is a ___________. Selective media
Created by: amykkey
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