Laboratory Experiments in Microbiology (11th Edition)
11th Edition
ISBN: 9780321994936
Author: Ted R. Johnson, Christine L. Case
Publisher: PEARSON
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Chapter 7, Problem 2Q
Can iodine be added before the primary stain in a
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Chapter 7 Solutions
Laboratory Experiments in Microbiology (11th Edition)
Ch. 7 - Why do gram-positive cells more than 24 hours old...Ch. 7 - Can iodine be added before the primary stain in a...Ch. 7 - Prob. 3QCh. 7 - Which step can you omit without affecting...Ch. 7 - Suppose you performed a Gram stain on a sample...Ch. 7 - Prob. 2CTCh. 7 - Human cells can be stained with crystal violet and...Ch. 7 - Considering that it isnt possible to identity...
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- With what kind of gram stain do you use heat fixation? What is the purpose of heat fixation? What solution do you use to wash a positive stain? A negative stain?arrow_forwardIn gram staining, could colors other than red be used as a counterstain?arrow_forwardIs acid fast staining differential stain , if yes, what are the 2 types of stain usedarrow_forward
- Explain the importance of rinsing with water every after each step in gram staining.arrow_forwardWhat is the function of the mordant used in the Gram staining procedure? If the iodine step is skipped, what color are Gram-negative cells observedarrow_forwardWhat is the purpose of iodine in the gram staining process? Explain.arrow_forward
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