Discussion Questions 1. Why does the Phenylethyl Alcohol (PEA) agar medium select for Gram positive bacteria? 2. Why does the color of the medium darken and turn black for organisms that are positive for the Bile Esculin test? 3. What does the Mannitol Salt Agar (MSA) select for and how does it work?

Discussion Questions 1. Why does the Phenylethyl Alcohol (PEA) agar medium select for Gram positive bacteria? 2. Why does the color of the medium darken and turn black for organisms that are positive for the Bile Esculin test? 3. What does the Mannitol Salt Agar (MSA) select for and how does it work?

Chemistry for Today: General, Organic, and Biochemistry

9th Edition

ISBN:9781305960060

Author:Spencer L. Seager, Michael R. Slabaugh, Maren S. Hansen

Publisher:Spencer L. Seager, Michael R. Slabaugh, Maren S. Hansen

Chapter19: Proteins

Section: Chapter Questions

Problem 19.68E

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