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The substance added to the incubated broth to run the methyl red test is __________.

Which of the following is used for the isolation of fecal coliforms?

The tube indicated contains broth from a MR-VP broth tube to which reagent A and reagent B have been added and is __________.

The phenol red fermentation broth tube indicated ___________.    

Which of the following is NOT a type of media used in cultures?

Why is it best to hold the cap of a tube in your little finger during an inoculation instead of placing it on the counter top?

Which of the following make(s) eosin methylene blue agar selective?

It is important to read your oxidase test results right away because __________.

If the tubes remained clear after adding reagents A and B in a nitrate reduction test, and then you got the indicated result after adding zinc dust, it would mean __________.

The enzyme that catalyzes the reaction where superoxide radicals are reduced to hydrogen peroxide is __________.