You inoculate a tube of agar and forgot to label the tube. The results you got was the tube on the left. What can you tell about your unknown bacterium?

Addition of ____________ in the media below could lead to a false positive result.

What color is associated with a positive urea test?

Addition of ____________ in the media below could lead to a false positive result.

A microorganism ferments glucose to a single acid product.  Based on this information, it would test positive in: (select all that apply)

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: purple rods SIM: Black precipitate formed, pink ring at top Hydrogen peroxide: Bubbles not produced when added to growth Urea Broth: Broth turned bright pink Motility: Cloudiness redness in deep

A microorganism ferments glucose to a single acid product.  Based on this information, it would test positive in: (select all that apply)

This blue-green pigment is secreted by Pseudomonas aeruginosa on Pseudomonas Isolation Agar.

Which one(s) are positive in the starch hydrolysis tests below?

What reagent was responsible for the color observed on this plate?