【单选题】依赖维生素K,由肝细胞合成,在凝血因子中半寿期最短的是:
【单选题】有关原核生物蛋白质翻译特点,错误的是( )。
【单选题】在文学研究中提出文学活动由世界、作品、艺术家、欣赏者四个要素构成的理论家是( )
【多选题】Ethical issues and concerns with gene therapy are:
A.
How can "good" and "bad" uses of gene therapy be distinguished? What actually happens when things go wrong? Who decides which traits are normal & which constitute a disability or disorder (deciding proper indications)?
B.
Do we have enough knowledge to make the right decisions? Are we able to control gene therapy? Are there situations, when gene therapy is ethically more acceptable? What are the costs for this type of therapy and who is paying for it?Will the high costs of gene therapy make it available only to the wealthy?
C.
Could the widespread use of gene therapy make society less accepting of people who are different? What is the socioeconomic impact of gene therapy in our society?
D.
Should people be allowed to use gene therapy to enhance basic human traits such as height, intelligence (IQ), or athletic ability (so called genetic enhancement)? What is the potential impact of germline gene transfer on future generations?
【单选题】在文学研究中提出文学活动由世界、作品、艺术家、欣赏者四个要素构成的理论家是
【单选题】依赖维生素K,由肝细胞合成,在凝血因子中半寿期最短的是:
【单选题】流动人口计划生育工作,由某地和现居住地人民政府共同管理,以现居住地人民政府为主,该地是其