All of the following, regarding the test in the figure, are correct except
Understand the Problem
The question is asking about a scientific test and which of the statements related to it is incorrect. It involves understanding biochemical or microbiological testing related to indicators and byproducts.
Answer
c. The indicator in the medium is phenol red.
The final answer is c. The indicator in the medium is phenol red.
Answer for screen readers
The final answer is c. The indicator in the medium is phenol red.
More Information
The citrate test commonly uses bromothymol blue, not phenol red, as the pH indicator. The color change occurs due to alkaline byproducts when citrate is utilized.
Tips
Ensure you know the indicators used in different biochemical tests to avoid confusion.
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