| clone human | 5.07 | He would soon start cloning humans. | ||
| clone animal | 2.70 | They would use those cells to clone animals. | ||
| clone sheep | 2.37 | Cloning sheep? | ||
| clone embryo | 2.04 | It might even be used for cloning human embryos. | ||
| clone calf | 1.05 | Japanese scientists clone eight calves from cells of one adult cow. | ||
| clone pig | 1.05 | If only Gregor Mendel had lived to see the first cloned pig. | ||
| clone cell | 0.99 | They were cloning cells from early embryos that had not yet specialized. | ||
| clone baby | 0.79 | Missouri prohibits state financing for experiments intended to clone babies. | ||
| clone gene | 0.79 | Yes, one can clone the genes of Francisco Ayala. | ||
| clone people | 0.79 | Is it legal to clone people? | ||
| clone cow | 0.66 | Scientists in the United States succeeded in cloning a cow from fetal cells earlier this year. | ||
| clone cat | 0.53 | Should the cat be cloned? | ||
| clone person | 0.53 | The ethics of cloning a person are as shaky as the technology, which is primitive indeed at this point. | ||
| clone maker | 0.46 | That title still goes to clone maker Power Computing Corp. | ||
| clone mouse | 0.46 | Cloning mice is more efficient, Yanagimachi said. | ||
| clone child | 0.39 | But cloning children? | ||
| clone mammal | 0.39 | Scientists clone adult mammal, a first. | ||
| clone piglet | 0.39 | Infigen Inc., the Wisconsin company, is one of only a few groups worldwide to have successfully cloned piglets. | ||
| clone cattle | 0.33 | Later, he was the first to clone transgenic cattle. | ||
| clone dog | 0.33 | For those reasons and more, Sperling wants to clone the dog. |