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Exposure to radiation such as X-rays may change the sequence of bases in DNA - HSC - SSCE Biology - Question 1 - 2014 - Paper 1
Question 1
Exposure to radiation such as X-rays may change the sequence of bases in DNA. What is this called? (A) Mutation (B) Translation (C) Replication (D) Transcription
Worked Solution & Example Answer:Exposure to radiation such as X-rays may change the sequence of bases in DNA - HSC - SSCE Biology - Question 1 - 2014 - Paper 1
Step 1
Identify the change in DNA sequence.
Answer
The alteration of the sequence of bases in DNA due to external factors such as radiation is known as a mutation. Mutations can lead to changes in the genetic information and may result in various biological effects, including potential health issues.