Microbiology: A Laboratory Manual (11th Edition)
Microbiology: A Laboratory Manual (11th Edition)
11th Edition
ISBN: 9780134098630
Author: James G. Cappuccino, Chad T. Welsh
Publisher: PEARSON
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Chapter 5, Problem 23E.5RQ
Summary Introduction

To explain: Why the indole acts as an indicator of tryptophanase activity and not pyruvic acid even though both are the end products of tryptophan degradation.

Introduction: Indole test is used to detect whether the bacteria can hydrolyze tryptophan with indole production or not. Indole production is not a characteristic feature of all the microorganisms and thus, it serves as a biochemical marker.

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Microbiology: A Laboratory Manual (11th Edition)

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