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So how real is an economic threat is human cloning ?

那么克隆人是否真地带来了经济威胁？

What benefits and dangers may cloning bring ?

克隆技术会带来什么裨益与危险？

She focuses on the cloning human embryonic stem cells using animal eggs .

沈现从事于用动物卵细胞克隆人类干细胞。

Innovation works invests in diandian because they create something more than just cloning .

创新工场投资点点是因为他们创造的东西远多于克隆。

Not everyone agrees that cloning represents the most effective way to preserve redwoods .

不是每个人都同意克隆法是保护红杉的最有效的方法。