Question

Deifine: Chromogen, Consumable, Contaminant

3marks

Answer 1

Explanation:

Chromogen: molecule that gives off a color under certain conditions. When incorporated into a culture medium, it reveals the presence of an enzyme specific to a given bacteria, thereby indicating the bacteria that is cultured.

Consumable: a single-use accessory, generally employed in an analysis instrument.

Contaminant: a substance present where it should not be.

Answer 2

Answer:chromogens -  a pigment-producing microorganism.

consumable - non durable good

Contaminate - infect by contact or association

Explanation:

Hope this helps

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