| 1 | Still, human cloning should not be out of the question. | |
| 2 | A professor at Hunan Medical University was the first in China to successfully clone a cancer inhibitor gene. | |
| 3 | Not everyone agrees that cloning represents the most effective way to preserve redwoods. | |
| 4 | It made us forget that every drop of wine we drink comes from cloned grapes. | |
| 5 | It had become an issue since the cloning of Dolly the sheep in Scotland. |