KROK 1 2016 – Question 117 · KROK (Medicine) · Biology
Cells of a person working in the Chornobyl Exclusion Zone have undergone a mutation in DNA molecule. However, with time the damaged interval of DNA molecule has been restored to its initial structure with a specific enzyme. In this case the following occurred:
- A. Reverse transcription
- B. Replication
- C. Repair
- D. Transcription
- E. Translation
Hint
Focus on what happens to the damaged DNA segment itself: is new genetic information being made, or is the original structure being restored?
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