Question:
What is the function of DNA gyrase in circular DNA?
What is the function of DNA gyrase in circular DNA?
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Understand the role of DNA gyrase in modulating DNA topology and its impact on cellular processes.
Updated On: Jan 17, 2026
- Negative supercoiling
- Positive supercoiling
- DNA packaging
- DNA degradation
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The Correct Option is A
Solution and Explanation
DNA gyrase, a type II topoisomerase, introduces negative supercoils into circular DNA. This reduces torsional strain and facilitates processes like replication and transcription by making the DNA more accessible to enzymes and proteins.
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