What is one way that a frameshift mutation could occur? (1 point)

Responses

three nucleotides are inserted
three nucleotides are inserted

two nucleotides are deleted
two nucleotides are deleted

two nucleotides are substituted
two nucleotides are substituted

three nucleotides are deleted

1 answer

A frameshift mutation can occur when two nucleotides are deleted. A frameshift mutation results from the insertion or deletion of nucleotides that are not in multiples of three, which shifts the reading frame of the genetic code.