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The image shows a chromosome that has undergone mutation - HSC - SSCE Biology - Question 3 - 2020 - Paper 1
Question 3
The image shows a chromosome that has undergone mutation. Each letter represents a gene. A B C D E F G H I Mutation A B C D E F G H I What type of mutation has o... show full transcript
Worked Solution & Example Answer:The image shows a chromosome that has undergone mutation - HSC - SSCE Biology - Question 3 - 2020 - Paper 1
Step 1
What type of mutation has occurred?
Answer
In the provided image, the mutation appears to involve an additional segment of the genes 'C D E', which implies that these genes have been duplicated.
A duplication mutation occurs when a segment of DNA is copied, resulting in multiple copies of that segment. Therefore, the correct answer to the question is:
B. Duplication.