结构基因序列中增强子的作用特点为( ) -题库考试答案搜索网

结构基因序列中增强子的作用特点为( )

单选题

2021-07-18 12:27

A、有明显的方向性,从 5’→ 3’方向
B、有明显的方向性,从 3’→ 5’方向
C、只能在转录基因的上游发生作用
D、只能在转录基因的下游发生作用
E、有组织特异性

查看答案

正确答案

E

试题解析

E

标签：临床医学专升本医学遗传学

感兴趣题目

翻译：With Average or With Particular Average（WA or WPA）（）

简述布尔算符（OR）的作用。

OR指令的作用是: 。( )

Every deliberate act of wrongdoing by the master or any of the crew against the ship or cargo，without the authorization or privity of the Shipowner or his agent，is（）.

（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.

A salvor may be（）the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.

The （） is used for hauling in or letting out the wires or ropes.

Vessels must be（）valid certificate of nationality or certificated of registry or license.

When loading or discharging dry mud or cement，crew members should use goggles and（）.

Effects which are dutiable or subject to prohibitions or restrictions should be declared in （）.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

相关题目: boost的意思是:help or encourage to increase or improve; eloquent的意思是:fluent or persuasive in speaking or writing; A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.; OR指令的作用是:( ); OR指令的作用是:( ); OR指令的作用是:( ); 结构基因序列中增强子的作用特点为( ); OR指令的作用是:( ); 结构基因序列中增强子的作用特点为( ); 检索式“转基因食品 or 安全”的基本含义是（）; 检索式“转基因食品 or 安全”不包括的含义是（）; OR的流行病学含义为（）。; ORS液配制后的张力为（）; （）any case or suspected case of quarantinable disease，or any case of eruptive disease or any death be discovered，the local quarantine officer must be notified immediately．; Should any case or suspected case of quarantinable disease，or any case of eruptive disease or any death be discovered，the local Quarantine Officer must be（）immediately.; 已知A=40；B=30；C=100；D=50，逻辑“与”运算符为and，“或”运算符为or，“非”运算符为not。计算表达式（A>B+20）or（B+60<>; Masters are（）solely responsible for all damages or accidents of whatever kind resulting from the navigating or handling of their vessels by day or by night.; 系统中雷达状态包括Unknown、Operational（or ON）、Failed（or OFF）、Detached。; The carrier is liable for loss of or damage to the goods or delay in delivery caused by fire，（）the claimant proves that the fire arose from fault or neglect on the part of the carrier，his servants or agents.; Shutdown price（or point，or rule）停业价格（或停业点、停业原则）

广告位招租WX:84302438

题库考试答案搜索网

免费的网站请分享给朋友吧