关于密码子的错误叙述是[ ]
A.能决定氨基酸的密码子为64个
B.一种氨基酸可有多种对应的密码子
C.同一种密码子在人和猴子细胞中决定同一种氨基酸
D.CTA肯定不是密码子
答案:A
. If I were ____younger, I would do ____ I am interested in.
A.some; what
B.any; whatever
C.some; which
D.any; no matter what
TDC3000系统,用户在指定路径下编辑文件时,正确的路径为()。
A、NET〉TEST〉CDU1〉FILE1.XX
B、NET>TEST>FILE1.XX
C、NET>TEST01>FILE1.XX
D、$F1>TEST>FILETEST01.XX