In a given $DNA$ segment $ATGACCAGGACCCCAACA$,the first base gets mutated. The effect of this on coding by this $DNA$ segment will result in

  • A
    Complete change in the type as well as sequence of amino acids
  • B
    Change in the first amino acid only
  • C
    No change in the sequence
  • D
    One amino acid less in the protein

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