Daniel Nieto
Robert Daudu
Bio 2060L.4
2 October 2018
Lab 3
The purpose of lab 3 was to practice the entire procedure of observing
microorganisms. This includes preparing and staining a slide, to using a microscope to
observe at 1000x magnification using the proper techniques. The second major part of
the lab was to collect information on identifying an unknown organism.
The results as can be seen in the three pictures given, are that the stains were
successful and the shapes and distinctions in the microorganism are able to be sen.
The two different organism that were stained are E.Coli and S. Aureus. The stain
resulted in E.coli being many rod shaped bacteria that are visible and the S. Aureus are
coccus shaped and formed many clumps and were small. The significance of these
results were that the stains show clearly the distinctions between bacteria species that
allows many scientists to study microorganism under the microscope. Also the


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- Fall '13
- Adler
- Microbiology, Bacteria