皮皮学，免费搜题
登录
搜题
【单选题】
采用基因工程技术将人凝血因子基因导入山羊受精卵，培育出了转基因羊。但是，人凝血因子只存在于该转基因羊的浮汁中。以下有关叙述，正确的是（）A.
人体细胞中凝血因子基因编码区的碱基对数目，等于凝血因子氨基酸数目的3倍
B.
可用显微注射技术将含有人凝血因子基因的重组DNA分子导入羊的受精卵
C.
在该转基因羊中，人凝血因子基因存在于乳腺细胞，而不存在于其他体细胞中
D.
人凝血因子基因开始转录后，DNA连接酶以DNA分子的一条链为模板合成mRNA
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【判断题】During the reign of Queen Victoria , Britain became an empire “the sun never sets”.
A.
正确
B.
错误
【判断题】The full name of "BASIC" in "Visual Basic" is "Beginner's All-purpose Symbolic Instruction Code".
A.
正确
B.
错误
【单选题】In 2009,liuwen became the first Asian model at Victoria’s secret （ ）stage.
A.
fashion show
B.
fashion magazine
C.
fashion channel
D.
fashion media
【单选题】以下能在窗体Form1的标题栏中显示“Visual Basic窗体”的语句是
A.
Form1.Name=“Visual Basic窗体”
B.
Form1.Title=“VisualBasic窗体”
C.
Form1.Caption=“VisualBasic窗体”
D.
Form1.Text=“VisualBasic窗体”
【简答题】The ancient Greeks developed basic memory systems called Mnemonics. The name is (1) from their Goddess of Memory, Mnemosene. In the ancient world, a trained memory was an (2) asset, particularly in pu...
【简答题】The ancient Greeks developed basic memory systems called Mnemonics. The name is (1) from their Goddess of Memory, Mnemosene. In the ancient world, a trained memory was an (2) asset, particularly in pu...
相关题目：
【判断题】During the reign of Queen Victoria , Britain became an empire “the sun never sets”.
A.
正确
B.
错误
参考解析：
知识点：
题目纠错 0
发布
