公共英语PETS二级阅读复习(29)
The cloning of human cells provides the potential to find cures and eliminate diseases. Others question whether it is right to "Play God" in an attempt to cure the disabilities and diseases of this world.
克隆人类细胞有可能会找到治愈疾病的疗法并消灭疾病。一些研究人员的梦想是建立一个健康的乌托邦世界。其它研究人员则质疑人类企图治疗世上的伤残和疾病去扮演上帝的角色是否正确。
公共英语PETS二级阅读复习(30) Some scientists want to apply the methods used in cloning animals to produce skin, organs, and other body parts for humans. One of these methods involves taking adult cells from the brain or blood and growing them into new tissues. Another, more complex, technique takes embryo cells and develops them into a wide variety of cell types and tissues.
一些科学家想用克隆动物的方法，来为人类制造人类使用的皮肤、器官与其它的身体构造。其方法之一是从脑内或血液中提取成熟细胞，把它们培养成新组织。另外一种较为复杂的技术，则是把胚胎细胞培养成各式各样的细胞种类及组织。
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