Mr. Chang is satisfied ______ this film.
A. for
B. with
C. at
D. by
查看答案
基因中被转录的非编码序列是
A. 内含子
B. 多顺反子
C. RNA聚合酶Ⅱ
D. 原核RNA聚合酶口
E. 多聚A聚合酶
What can we know about the Non-aligned Movement
A. It is made up of more than 100 states.
B. Its members contain less than half the world's population.
C. It is made up of dozens of African and Asian countries.
D. It came into being 52 years ago.
网络协议是为了网络数据交换而制定，它的主要组成要素是 Ⅰ．语法 Ⅱ．规则 Ⅲ．语义 Ⅳ．约定 V．时序
A. Ⅰ，Ⅱ和Ⅴ
B. Ⅱ，Ⅲ和Ⅳ
C. Ⅰ，Ⅲ和Ⅴ
D. Ⅰ，Ⅱ和Ⅳ
原核生物转录生成的mRNA属于
A. 内含子
B. 多顺反子
C. RNA聚合酶Ⅱ
D. 原核RNA聚合酶口
E. 多聚A聚合酶
微信支付 
支付宝支付