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Indole
Micro lab exam
4
Biology
Undergraduate 3
10/13/2011
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Term
Indole(tryptophan hydrolysis) breaks down tryptophan into 
 Definition
Tryptophanase breaks down tryptophan to from indole, pryruvic acid and ammonia
Term
Indole uses what reagent?
 Definition
Kovac's reagent
Term
What bacteria has a positive reaction to indole?
 Definition

E. coli 

red color change 
Term
What bacteria will have a negative reaction on indole?
 Definition

E. aerogenes 

 

No red color 
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