Question

A frame shift mutation is a genetic mutation that is caused by the insertion or deletion of a specific number of nucleotides that shifts
the reading frame of the sequence.
The insertion or deletion of how many nucleotides would cause a frame shift mutation?

Answer 1

The insertion or deletion of 2 or more nucleotides would cause a frame shift mutation .

Answer 2

The answer is 2

(I did the study island and it's 2)