Duplication of one or two bases of DNA produc | vedclass

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(B) When one or two bases are added (inserted) or duplicated in a $DNA$ sequence,the reading frame of the genetic code is altered from the point of in

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Frame shift insertion

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(B) When one or two bases are added (inserted) or duplicated in a $DNA$ sequence,the reading frame of the genetic code is altered from the point of insertion onwards. This type of mutation is known as a $Frame-shift$ $insertion$ mutation. Since the genetic code is read in triplets (codons),the addition of one or two bases shifts the entire sequence,leading to the synthesis of a completely different protein or a premature stop codon.

Duplication of one or two bases of $DNA$ produces . . . . . . .

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