What happens to the oxidase reagent

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Reference no: EM131653656

Questions -

1. Think about the advice given in the procedure to test a known oxidase-positive organism along with an unknown.

A) Is this a positive or negative control?

B) What information is provided by the results?

2. Think about the 20-second time limit on the oxidase test.

A) What happens to the oxidase reagent after 20 seconds?

B) Does this "reaction" only happen after 20 seconds? If not why is a 20 second limit set?

3. Provide a possible explanation as to why the phenlenediaminine reagent reduces cytochrome oxidase and not other oxidases.

Reference no: EM131653656

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