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Which tube(s) below are positive for motility, indole production and sulfate reduction? (select one or more than one)

Bacteria that can only ferment lactose will appear ______________________ on EMB agar.

Staphylococcus aureus and Serratia marcescens are inoculated on Mannitol Salt Agar. What can you tell about Serratia marcescens?

This medium can be used to isolate halotolerant organisms.

Use the dichotomous key and the data provided below to identify the organism. The results from testing an unknown organism gave the following results: Gram stain: Pink rods SIM: Black precipitate formed Hydrogen peroxide: Bubbles produced when added to growth Urea Broth: Broth turned bright pink Motility: Cloudiness redness in deep  

In the image below, the tube to the far right is [result1] for acid and [result2] for gas.

Use the dichotomous key and the data provided below to identify the organism. The results from testing an unknown organism gave the following results: Gram stain: Pink rods SIM: Black precipitate formed Hydrogen peroxide: Bubbles produced when added to growth Urea Broth: Broth turned bright pink Motility: Cloudiness redness in deep  

The production of this exotoxin can be detected on Blood Agar. 

Chemical Waste Management, Inc. v. Hunt stated that that all endangered species should be protected at all costs.

Chemical Waste Management, Inc. v. Hunt stated that that all endangered species should be protected at all costs.