You have isolated a prokaryotic cell. The first step in identification is a(n)Group of answer choicesflagella stain.endospore stain.lactose fermentation test.Gram stain.DNA fingerprint.

Assume you stain Bacillus by applying malachite green with heat and then counterstaining with safranin. Through the microscope, the green structures areGroup of answer choicesflagella.capsules.The answer cannot be determined.endospores.cell walls.

You have isolated an aerobic gram-positive, endospore-forming bacterium that grows well on nutrient agar. To which of the following groups does it most likely belong?Group of answer choicesdeltaproteobacteriabacillalesgammaproteobacteriaphototrophic bacteriaThe answer cannot be determined based on the information provided.

When a water sample from a hot thermal vent was tested, it was found to contain a single-celled organism having a cell wall lacking a nucleus. What is its classification most likely?(a) Eukarya(b) Fungi(c) Protista(d) Archaea

Gram staining is a type of _____ staining. differential simple acid fastendospore

Which of the following is NOT a eukaryote?Group of answer choicesprotistplantanimalfungibacteria