Question

a dna segment is changed from gtcacgatt to gtcaacgatt. this is an example of which type of mutation?
this is a

mutation.
word bank: deletion, insertion, substitution, chromosomal

Explanation:

• Insertion mutation: In an insertion mutation, one or more nucleotide base pairs are added to a DNA sequence.
• Analysis of the given DNA segments:
• Original DNA segment: GTCACGATT
• Mutated DNA segment: GTCAACGATT
• By comparing the two sequences, we can see that an 'A' has been inserted between 'C' and 'G' (the fourth and fifth positions).

Answer:

insertion