reproductive cloning造句

the reason,in part,was his"disreputable conduct[on]reproductive cloning.

Bush also contended that it would be difficult to enforce a ban on reproductive cloning while allowing research cloning, and he called the presumed benefits of research cloning "highly speculative."

But at root, making people (or merely appearing to do so, as in IVF and reproductive cloning) is arguably the ultimate "unnatural" act.