The dichotomous key illustrated here allows the classification of microorganisms based on their metabolic characteristics. suppose some organisms ferment lactose but can't use citric acid for all their carbon needs. these organisms must be

The organism must be Escherichia coli

Escherichia coli is a bacterium of the family Enterobacteriaceae.

Escherichia coli is abundant in the commensal flora, particularly in the digestive tract.

Aerobic bacillus, Gram negative, oxidase negative, nitrate positive and which ferments glucose.

* fermentation of sugars: glucose +, lactose +

* reduction of nitrates to nitrites: NO3 +

* metabolism of tryptophan to indole: ind +

a adaptation is when organism changes itself to fit the environment

ex. when its cold outside i wear a jacket

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the answer is c most of the fortnite players usually buy v bucks to get the battle pass and other cosmetics but some players who are referred to as "no skins" don't   buy skins and are usually noobs.

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