How to Make a Dichotomous Key From a Table of Bacterial Characteristics (for use in running the minimum number of tests

1. How to Make a Dichotomous Key From a Table of Bacterial Characteristics(for use in running the minimum number of tests in identifying an unknown bacterium)

2. Table of Characteristics for Eight Bacteria

3. Dichotomous Key to Identifying Eight Bacteria Alcaligenes faecalis Mycobacterium smegmatis Citrobacter freundii Mycobacterium leprae Pseudomonas fluorescens Corynebacterium xerosis Streptococcus pneumoniae Aeromonas hydrophila

4. Table of Characteristics for Eight Bacteria Table of Characteristics for Eight Bacteria

5. Table of Characteristics for Eight Bacteria Table of Characteristics for Eight Bacteria

6. Dichotomous Key to Identifying Eight Bacteria Alcaligenes faecalis Mycobacterium smegmatis Citrobacter freundii Mycobacterium leprae Pseudomonas fluorescens Corynebacterium xerosis Streptococcus pneumoniae Aeromonas hydrophila Gram stain negative positive Alcaligenes faecalis Mycobacterium smegmatis Citrobacter freundii Mycobacterium leprae Pseudomonas fluorescens Corynebacterium xerosis Aeromonas hydrophila Streptococcus pneumoniae

7. Table of Characteristics for Eight Bacteria

8. Dichotomous Key to Identifying Eight Bacteria Alcaligenes faecalis Mycobacterium smegmatis Citrobacter freundii Mycobacterium leprae Pseudomonas fluorescens Corynebacterium xerosis Streptococcus pneumoniae Aeromonas hydrophila Gram stain negative positive Alcaligenes faecalis Mycobacterium smegmatis Citrobacter freundii Mycobacterium leprae Pseudomonas fluorescens Corynebacterium xerosis Aeromonas hydrophila Streptococcus pneumoniae Galactose fermentation positive negative Alcaligenes faecalis Citrobacter freundii Aeromonas hydrophila Pseudomonas fluorescens

9. Table of Characteristics for Eight Bacteria

10. Dichotomous Key to Identifying Eight Bacteria Alcaligenes faecalis Mycobacterium smegmatis Citrobacter freundii Mycobacterium leprae Pseudomonas fluorescens Corynebacterium xerosis Streptococcus pneumoniae Aeromonas hydrophila Gram stain negative positive Alcaligenes faecalis Mycobacterium smegmatis Citrobacter freundii Mycobacterium leprae Pseudomonas fluorescens Corynebacterium xerosis Aeromonas hydrophila Streptococcus pneumoniae Galactose fermentation positive negative Alcaligenes faecalis Citrobacter freundii Aeromonas hydrophila Pseudomonas fluorescens H2S production positive negative Aeromonas hydrophila Alcaligenes faecalis

11. Table of Characteristics for Eight Bacteria

12. Dichotomous Key to Identifying Eight Bacteria Alcaligenes faecalis Mycobacterium smegmatis Citrobacter freundii Mycobacterium leprae Pseudomonas fluorescens Corynebacterium xerosis Streptococcus pneumoniae Aeromonas hydrophila Gram stain negative positive Alcaligenes faecalis Mycobacterium smegmatis Citrobacter freundii Mycobacterium leprae Pseudomonas fluorescens Corynebacterium xerosis Aeromonas hydrophila Streptococcus pneumoniae Galactose fermentation positive negative Alcaligenes faecalis Citrobacter freundii Aeromonas hydrophila Pseudomonas fluorescens H2S production Litmus milk positive negative acid alkaline Aeromonas hydrophila Alcaligenes faecalis Citrobacter freundii Pseudomonas fluorescens

13. Table of Characteristics for Eight Bacteria

14. Dichotomous Key to Identifying Eight Bacteria Alcaligenes faecalis Mycobacterium smegmatis Citrobacter freundii Mycobacterium leprae Pseudomonas fluorescens Corynebacterium xerosis Streptococcus pneumoniae Aeromonas hydrophila Gram stain negative positive Alcaligenes faecalis Mycobacterium smegmatis Citrobacter freundii Mycobacterium leprae Pseudomonas fluorescens Corynebacterium xerosis Aeromonas hydrophila Streptococcus pneumoniae Acid-fast staining Galactose fermentation acid fast not acid fast positive negative Mycobacterium smegmatis Corynebacterium xerosis Mycobacterium leprae Streptococcus pneumoniae Alcaligenes faecalis Citrobacter freundii Aeromonas hydrophila Pseudomonas fluorescens H2S production Litmus milk positive negative acid alkaline Aeromonas hydrophila Alcaligenes faecalis Citrobacter freundii Pseudomonas fluorescens

15. Table of Characteristics for Eight Bacteria

16. Dichotomous Key to Identifying Eight Bacteria Alcaligenes faecalis Mycobacterium smegmatis Citrobacter freundii Mycobacterium leprae Pseudomonas fluorescens Corynebacterium xerosis Streptococcus pneumoniae Aeromonas hydrophila Gram stain negative positive Alcaligenes faecalis Mycobacterium smegmatis Citrobacter freundii Mycobacterium leprae Pseudomonas fluorescens Corynebacterium xerosis Aeromonas hydrophila Streptococcus pneumoniae Acid-fast staining Galactose fermentation acid fast not acid fast positive negative Mycobacterium smegmatis Corynebacterium xerosis Mycobacterium leprae Streptococcus pneumoniae Alcaligenes faecalis Citrobacter freundii Aeromonas hydrophila Pseudomonas fluorescens Catalase produced H2S production Litmus milk positive negative acid alkaline positive negative Aeromonas hydrophila Alcaligenes faecalis Citrobacter freundii Pseudomonas fluorescens Mycobacterium leprae Mycobacterium smegmatis

17. Table of Characteristics for Eight Bacteria

18. Dichotomous Key to Identifying Eight Bacteria Alcaligenes faecalis Mycobacterium smegmatis Citrobacter freundii Mycobacterium leprae Pseudomonas fluorescens Corynebacterium xerosis Streptococcus pneumoniae Aeromonas hydrophila Gram stain negative positive Alcaligenes faecalis Mycobacterium smegmatis Citrobacter freundii Mycobacterium leprae Pseudomonas fluorescens Corynebacterium xerosis Aeromonas hydrophila Streptococcus pneumoniae Acid-fast staining Galactose fermentation acid fast not acid fast positive negative Mycobacterium smegmatis Corynebacterium xerosis Mycobacterium leprae Streptococcus pneumoniae Alcaligenes faecalis Citrobacter freundii Aeromonas hydrophila Pseudomonas fluorescens Catalase produced Hemolysis H2S production Litmus milk positive acid alkaline negative positive negative positive negative Aeromonas hydrophila Citrobacter freundii Pseudomonas fluorescens Alcaligenes faecalis Mycobacterium leprae Mycobacterium smegmatis Streptococcus pneumoniae Corynebacterium xerosis