Microbiology: An Introduction
Microbiology: An Introduction
11th Edition
ISBN: 9780321733603
Author: Gerard J. Tortora, Berdell R. Funke, Christine L. Case
Publisher: Benjamin Cummings
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Chapter 3, Problem 9R

Fill in the following table regarding the Gram stain:

  Appearance After This Step
Steps Gram-Positive Cells   Gram-Negative Cells
Crystal violet a. __________   e. __________
Iodine b. __________   f. __________
Alcohol-acetone c. __________   q. __________
Safranin d. __________   h. __________
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Biology lab problem To make 20 ul of 5 mM MgCl2 solution using 50 mM MgCl2 stock solution and distilled water, I will mix ________ ul of 50 mM MgCl2 solution and ________ ul of distilled water. Please help . Thank you
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