Bioethics: modern science and ethics

Science defines human life as a characteristic that exhibit a process with organization, growth, adaptation, etc.; however, ancient sages told people human life is extremely valuable and sacred, as a religious doctrine in the Ten Commandments: “Thou shalt not kill.” Moreover, when people talk about ethics, they will think about rules to differentiate right and wrong. It might be wise maxims of Confucius or religious beliefs. The most general way to define “ethics” is that “moral principles that govern a person's or group's behavior” (American English in Oxford Dictionary). Bioethics is a pretty young interdisciplinary study, which is considered with ethical questions related to the relationships among human beings, animals, and environments in the late twentieth century. Based on this, bioethics derived three main subdisciplines, which are medical ethics, animal ethics, and environmental ethics. Although each sub-discipline has particular study area in bioethics, there still are overlaps of ethical considerations and approaches. This makes it difficult to easily discuss ethics questions such as stem cell research, xenotransplantation, the ethical status of animals and the ethical status of the environment. Further discussion about the vital issue of moral status solutions is necessary at the same time. In the rapid development of the natural sciences and biotechnology has greatly promoted better living conditions and improve the living standards of people around the world. On another hand, there are opposite consequences, like water and air pollution, nuclear waste, tropical deforestation, as well as large-scale livestock farming, as well as special innovative technologies, such as gene technology and cloning, resulting in doubts and even fears about the future of humanity. Blank legal system, for example, for abortion and euthanasia, many people are very concerned about another one of the reasons. Moreover, ethical issues, from specific conditions and dry,