Please see attached rubric and results of the unknown project.

Name:Name:Name
Microbiology 260
Date:Date:Date:
Prof…prof..proff…

Dichotomous Key (9S Unknown)

All Bacteria
Acinetobacter Bacillus Bacteroides Citrobacter Escherichia
Enterobacteria Enterococcus Klebsiella Lactobacillus
Micrococcus Neisseria Proteus Pseudomonas Salmonella Serrata Shigella Staphylococcus Streptococcus

Gram Stain

Gram Negative
Acinetobacter Bacteroides Enterobacter Escherichia Klebsiella Neisseria Proteus Pseudomonas Salmonella Serratia Shigella

Gram Positive
Bacillus Enterococcus Lactobacillus Micrococcus Staphylococcus
Streptococcus

Catalase Test

Spheres

Rods

Negative

Positive

Enterococcus Micrococcus
Staphylococcus Streptococcus

Bacillus
Lactobacillus

Enterococcus
Streptococcus

Micrococcus
Staphylococcus

Gas Pak

Obligate Aerobe

Facultative Anaerobe

Staphylococcus

Micrococcus

Confirmed genus

Unknown Project

Staphylococcus aureus

Staphylococcus simulan

Staphylococcus epidermidis

Staphylococcus saprophyticus

Gas Pak

Negative (-)

Positive (+)

- Staphylococcus aureus

- Staphylococcus simulans

- Staphylococcus epidermidis

- Staphylococcus saprophyticus

Citrate Test

Positive

Negative

-Staphylococcus epidermidis -Staphylococcus aureus

-Staphylococcus saprophyticus -Staphylococcus simulans

Motility Test

Positive

Negative

Staphylococcus simulans Staphylococcus aureus