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    Exam 9: Biochemical Identification of Gram-Negative Bacteria
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    What Two Reagents Can Be Used to Visualize Indole in the Broth
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What Two Reagents Can Be Used to Visualize Indole in the Broth

Question 9

Question 9

Multiple Choice

What two reagents can be used to visualize indole in the broth?


A) Indole and xylene
B) 40% Sodium hydroxide and a-naphthol
C) 10% Ferric chloride
D) Ehrlich's and Kovac's

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