【单选题】下列关于基因表达的叙述,正确的是 [ ]
A.
核基因通过转录形成的mRNA可以穿过核孔进入细胞质中进行翻译过程
B.
mRNA上的UCU无论从右向左读还是从左向右读结果相同,都对应丝氨酸
C.
控制豌豆高茎和矮茎的基因的根本区别在于不同的基因含有不同的密码子
D.
基因碱基序列发生改变,其控制合成的蛋白质的氨基酸序列一定发生改变
【简答题】Have you ever heard people say that they tend to be more of a right-brain or left-brain thinker? From books to television programs,you have probably heard the term 1) ____ numerous times,or perhaps yo...
【简答题】In the revolute four-bar mechanism shown below, let L AB =60mm, L BC =130mm, L DC =140mm, L AD =200mm, and Ð BAD=135 o . (1) Determine the type of the revolute four-bar mechanism. (2) If the side lin...
【判断题】“八七会议”的主要内容是发动南昌和创建人民。
【单选题】● 以下关于过程改进的叙述中,错误的是 (30) 。 (30)
A.
过程能力成熟度模型基于这样的理念:改进过程将改进产品,尤其是软件产品
B.
软件过程改进框架包括评估、计划、改进和监控四个部分
D.
在评估后要把发现的问题转化为软件过程改进计划
【单选题】The ______________ moieties of certain sphingolipids define the human blood groups (O, A and B) and therefore determine the type of blood that individuals can safely receive in blood transfusions.
【判断题】多个电阻并联,总电阻大于任一个支路的电阻。
【多选题】D stumped
A.
gained H artistic O responsible H artistic L identically C mentioned F heavily M opposite K ytical J distorted I determine
B.
derive E surpassed G retorted Have you ever heard People say that they tend to be more of a right-brain or left-brain thinker? From books to television programs, you have probably heard the term 1) numerous times, or perhaps you have even taken an online test to 2) which type best describes you. Do different parts of the brain really control different bodily and mental functions? Over the years, a theory that has 3) in popularity is that the right brain and the left brain are 4) for different modes of thought and that the way in which a person thinks will depend on which side of his brain works more actively. People who rely more 5) on the right half of their brain tend to be more imaginative and spontaneous. They are interested in patterns, shapes and sizes, for the right brain is associated with 6) ability like singing, painting writing poetry, etc. Left-brain dominated people are quite 7) in the way they think. They tend to be more logical and 8) in their thinking and usually stand out in mathematics and word skills. While the different functions of the two brain parts may have been 9) and exaggerated by popular psychology, understanding your strengths and weaknesses in certain areas can help you develop better ways to learn and study. For example, if you are usually 10) in trying to follow verbal instructions, an activity often cited as a right-brain characteristic, you can benefit from writing down directions and developing better organizational skills.
【简答题】Are you a ager who wants to make some money and gain some work experience? An after-school job would serve both purposes.Finding and after-school job online is not difficult.Here’s how. Evaluate y...