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4 votes
Given the nucleotide sequences below, what type of mutation has occurred?

Before:

A C C G T A T G T C A T

After:

A C C G T A A G T C A T



deletion


insertion


substitution


mixer

1 Answer

3 votes
Answer: Substitution

Reasoning: In the DNA strand, we have taken a letter out and put in another letter to see what happens. This method is called substitution, when we take something out, and put a new piece in.
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