Describe to me what a positive reaction and a negative


Describe to me what a positive reaction and a negative reaction for each of the following would look like.

a. Citrate

b . 6.5 % salt broth

c. Hydrogen Sulfide (H2S) production Bonus

1. What broth do you use to do the methyl red test?

2. What broth do you use to do the Indole test?

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Biology: Describe to me what a positive reaction and a negative
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