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

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

What reagent is responsible for the color observed in C?

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?

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

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 not formed, yellow ring at top Hydrogen peroxide: Bubbles not produced when added to growth Urea Broth: Broth turned bright pink Motility: Cloudiness in SIM  

This medium can be used to identify fecal coliforms like E. coli in water samples.

A microorganism ferments glucose to mixed acids.  Based on this information, it would test positive in: (select all that apply)