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mihalych1998 [28]
3 years ago
13

In urease test we use indicater phynol red but bacteria positive appear as a pink color. why?​

Biology
1 answer:
beks73 [17]3 years ago
4 0

Answer:

urease test media contains 2% urea and phenol red as an indicator.An increase inPH due to the production of ammonia results in a color change from yellow (ph6.8) to bright pink (ph8.2).

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