How do you write a lab report on Identification of unknown bacteria with the results being...
Homework Answers
Identification of unknown bacteria:
Microbiological lab result
Organism 1: E. Coli
Structural characteristics
| Gram stain | Gram negative |
| Cell arrangement | Rod shaped |
| Color appearance | stain as Pink |
| Growth temperature | 37 degree Celsius |
Biochemical characteristics
| Catalase test | + ve |
| Indole test | -ve |
| Ortho - nitrophenyl - beta - galactoside (ONPG). | +ve |
| Nitrate reduction | +ve |
Organism 2: Staphylococcus aureus
Structural characteristics
| Gram stain | Gram positive |
| Cell arrangement | Round shaped |
| Color appearance | golden - yellow |
| Growth temperature | 37 degree Celsius |
Biochemical characteristics
| Nitrate reduction | + ve |
| Catalase | + ve |
| Citrate | + ve |
| Coagulase | + ve |
Result: E. Coli and staphylococcus aureus are the two bacteria identified.
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