下列关于双链DNA碱基的含量关系哪个是错误的()。
A.A=T,G=C
B.G=C+mC
C.A+C=G+T
D.A+G=C+T
E.A+T=G+C
参考答案:B
He made up his mind to devote his life _____ pollution ______happily.
A.to prevent; to live
B.to prevent; from living
C.to preventing; to live
D.to preventing; from living
国内信用证事务包括()。
A.事务查询
B.事务查复
C.到期付款确认
D.拒绝议付/不符点通知
E.来单通知