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DNA Replication :: Discussion
| 8. | Which of the following would relax negatively supercoiled DNA? | |
| A. | DNA gyrase | |
| B. | Type I topoisomerase | |
| C. | Collagen | |
| D. | Elastin | |
| Answer: Option B | |
| Explanation: | |
|
Negatively supercoiled DNA can be relaxed by topoisomerase I. It creates the nick in one strand of DNA and rotates freely to resolve supercoiling. |
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| Tutorial Link: |
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