Question

what is the name of the organism we performed this procedure on?
staphylococcus aureus
bacillus subtilis
escherichia coli
mycobacterium smegmatis

Explanation:

Staphylococcus aureus are round - shaped (cocci). Bacillus subtilis are rod - shaped bacteria. Escherichia coli are also rod - shaped but with a different morphology compared to some other rods. Mycobacterium smegmatis are acid - fast bacilli and have a characteristic beaded appearance under the microscope as shown in the image.

Answer:

Mycobacterium smegmatis