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So here is a great paper that might help you along when you are at this point in your studies.UNKNOWN LAB REPORT Unknown number 125 Clare Zilch December 3, 2013 General Microbiology 203 INTRODUCTION This study shows the importance of identifying unknown microorganisms by applying all the methods and techniques that were studied in the microbiology course throughout the semester.The Gram test concluded that the bacterium was a Gram negative rod.
A second isolation was completed and when observed there were only two bacteria’s growing.
After isolating one of the bacterium a Gram stain was performed.
By going through the steps to identify the microorganism, students began to comprehend infectious disease.
In the health field it is important for physicians to understand this so the patient can be accurately treated.
A third test was done in order to confirm that Escherichia coli is the unknown.
The Urea test also had a negative result, which confirmed that the unknown #1 is Escherichia coli.
The next biochemical test that was performed was a H2S test.
After observation, the H2S test had a negative result, which pointed to Escherichia coli.
From there, each colony was isolated, incubated and grown on separate plates.
After the morphology was observed and recorded, a Gram stain was performed on each, this procedure is found in the laboratory manual.