Microbiology Lab Report- Gram Staining, Simple Staining, Negative Staining

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1. Do a search online 1-2 antibiotics that affect Gram-positive bacteria and list them. On what part of the cell do the antibiotics usually work? List one or two antibiotics that affect Gram-negative bacteria? On what part of the cell do the antibiotics usually work? (Be sure to cite your sources in your answer.) (5 points)


2. Why do you think it is important to identify a bacterial disease in a patient before prescribing any antibiotic treatments? (Be specific.) (5 points)


3.   What are some of the limitations of simple staining? (5 points)


4.   Give an example of a situation in a lab or medical setting in which simple staining would be utilized. (5 points)


5.   So far in this lab, you have used one type of simple stain(Crystal violet) and one type of negative stain (Nigrosin), yet there are many other simple and negative dyes available. Pick one simple dye and one negative dye, and discuss how those dyes differ from the ones you used in this lab. Give a scenario in which their use would be appropriate. (5 points)


6. Using either a textbook or a reputable online resource, research some of the typical characteristics of bacteria, and discuss why it might be important for a researcher or a hospital technician to be able to differentiate between Gram-positive and Gram-negative bacteria. (5 points)

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