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【判断题】
在常温下,水的离子积随温度变化不大,通常可不考虑温度变化对它的影响。A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【单选题】What did Goodall’s mother think of her dream? ________.
A.
As a girl she should not go to the African jungle.
B.
Her dream would remain a dream unless she got the right training.
C.
As a girl she should stay away from violent animals.
D.
She could make her dream come true if she was determined.
【多选题】有关TATA盒叙述正确的是
A.
通常位于转录起始点上游一25~一30区域
B.
与转录起始的准确性有关
C.
基本转录因子TFⅡA的结合位点
D.
基本转录因子TFⅡD的结合位点
E.
决定组织特异性表达
【单选题】Students at a certain university have complained that some of their professors do not provide copies of their lecture notes at every class. The student body president has argued that, in order to furt...
A.
At the most popular classes, there are often insufficient quantities of lecture note copies to accommodate all of the students.
B.
Students have acknowledged that if the lecture notes are posted online, they will be less likely to go to class.
C.
Professors complain that the university does not provide sufficient copying funds, so that professors often have to pay for copies of lecture notes out of their own pockets.
D.
Over 80 percent of students have access to the Internet in their dorm rooms, and all students have 24-hour access to the Internet at the computer lab.
E.
The university has publicly stated that one of the educational goals of the university is to help all students gain competency with the Internet.
【单选题】Some teachers often give their students too much work to do, ________that they will thus improve their school grades. [ ]
A.
hoping
B.
to hope
C.
hope
D.
hoped
【多选题】有关TATA盒叙述正确的是
A.
通常位于转录起始点上游-25～-30区域
B.
与转录起始的准确性有关
C.
基本转录因子TFⅡA的结合位点
D.
基本转录因子TFⅡD的结合位点
E.
决定组织特异性表达
【单选题】The writer' s experiment shows that downshifting ______.
A.
enables her to realize her dream
B.
helps her mold a new philosophy of life
C.
prompts her to abandon her high social status
D.
leads her to accept the doctrine of She magazine
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