Explain the purpose of iodine in the gram stain procedure

Reference no: EM13821323

Techniques and Procedures - The graduate uses appropriate techniques or procedures for interacting with microorganisms in a clinic, laboratory, or community setting; utilizes basic laboratory techniques for identifying microorganisms; demonstrates proper laboratory techniques in microbiology, including sterile technique, staining techniques, aseptic technique, and chemical indicators; and recognizes types of culture media and when to use each.

-Differentiate between specified types of bacteria-caused disease.

-Use a specified differential staining technique in a laboratory setting.

Write a brief essay (suggested length of 1-2 pages) in which you:

A. Describe the differences between gram-positive and gram-negative cell walls.

B. Explain what causes gram-negative bacteria to stain pink.

C. Explain what causes gram-positive bacteria to stain purple.

D. Explain the purpose of iodine in the Gram stain procedure.

1. Define what a mordant is.

E. Explain the purpose of acetone-alcohol in the Gram stain procedure.

F. Identify which organisms stained gram-positive.

1. Identify an infection most commonly associated with each identified organism (the organism can be probiotic, not necessarily the cause of the infection).

G. Identify which organisms stained gram-negative.

1. Identify an infection most commonly associated with each identified organism (the organism can be probiotic, not necessarily the cause of the infection).

H. When you use sources, include all in-text citations and references in APA format.

Reference no: EM13821323

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