What is a color is the positive reaction for the Indole test?
What organism tests positive for Indole?
What color is a positive reaction for the Methyl Red test?
What organism tests positive for Methyl Red test?
Gas bubble, orange/red/A+B, no color change after A+B+zinc
What is a positive reaction for a nitrate test?
What color is the positve reaction for Citrate Test?
What organism tests positive for Citrate?
What is a positive reaction for the Gelatin Test?
What organism tests positive for gelatin?
Clearing around the plate on addition of iodine
What is a positive reaction for the starch test?
What organism tests positive for starch?
More than 1/2 slant black
What's a positve reaction for the bile esculin test?
What organism tests positive for bile esculine?
Purple with mineral oil
What is a positive reaction for the amino acid and decarboxylation test?
No mineral oil
What will make the amino acid test invalid?
yellow gas, yellow
What's a positive test for the carbohydrate/lactos and mannitol?
Clearing in agar around colony
What's a positive test for Casein?
What organism tests positive for casein?
What's a positive test for PA (phenylalainine deaminase?)
What's an organism that tets positive for PA?
What's a positive test for urea hydrolysis?
What organism tests positive for urea hydrolysis?
What organimss are the MacConkey test looking for?
What organism Mannitol Salt Agar selective and differential for?
What makes MSA selective?
What makes MSA differential?
The dyes in the media
What makes EMB selective?
Iridescent metallic green, black colonories
What makes EMB diffential?
Fecal coliforms, e.coli
What is EMB selective for?
What is MAC looking for
What makes MAC differential?
Crystal dye and bile salts
What makes MAC selective?
30 to 300
What are the only acceptable counts for Standard Plate Count?
For the aerotolerance test, if an organism grows only on top what is it considered?
For the aerotolerance test, if an organism grows throughout, what is it considered?
For aerotolerance test, if an organism grows on the bottom what is it considered?
Fecal coliforms to detect water potability
What does the MPN test look for?
Yellow with oil and without oil
What is a fermantative organism look like in the OF test?
Does lactose broth contain e.coli? Acid + gas
Does lactose broth contain e.coli? Acid + no gas
Which organism ferments mannitol?
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