【单选题】Real policemen, both Britain and the United States, hardly recognize any resemblance between their lives and what they see on TV - if they ever get home in time. There are similarities, of course, but...
A.
so that he can catch criminals in the streets
B.
because many of the criminals he has to catch are dangerous
C.
so that be can justify his arrests in court
D.
because he has to know nearly as much about law as a professional lawyer
【判断题】蛋白质的一级结构指蛋白质多肽连中氨基酸的排列顺序,包括二硫键的位置。()
【单选题】有如下程序该程序的输出结果是( ) main() { int a=2,b=-1,c=2; if(a if(b<0) c=0; else c++; printf("%d\n",c);}
【单选题】蛋白质分子中氨基酸的排列顺序属于蛋白质的
【单选题】Britain doesn’t share a land border with any other country except______.
【单选题】将mRNA分子中密码顺序译为蛋白质一级结构氨基酸的排列顺序称为( )