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#Question id: 18910


is a lactose analog which is broken down by enzyme beta-galactosidase to give a product deep blue in colour.

#Unit 13. Methods in Biology
  1. azo dyes
  2. aryl amines
  3. anthraquinones
  4. X-gal

Answer:- Option(s): 4


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#Unit 12. Applied Biology

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