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      Question

      Frame-shift mutation is caused

      by:
      A 2-amino purine Correct Answer Incorrect Answer
      B Aflatoxin Correct Answer Incorrect Answer
      C Acridine orange Correct Answer Incorrect Answer
      D None of these Correct Answer Incorrect Answer

      Solution

      An acridine dye intercalates itself between base pairs of the DNA chain thereby causing loss or gain of a single nucleotide. The gene mutation alters the base sequence of the whole genetic frame from the point of mutation called frameshift mutation

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