What is the effect of insertion or deletion of one or two bases in DNA?

What is the effect of insertion or deletion of one or two bases in DNA?
  1. It results in frameshift mutations
  2. It changes the reading frame from the point of insertion or deletion
  3. It changes one or multiple amino acids
  4. It results in the change of amino acid residue

Solution

Insertion or deletion of one or two bases changes the reading frame from the point of insertion or deletion, resulting in frameshift mutations.

Asked in: NCERT

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