【简答题】根据原核细胞的表达特点,试述如何提高外源蛋白的表达效率。
【单选题】According to the author, which of the following is TRUE about the situation in 20 or 25 years?
A.
There will be stricter laws and regulations on employment.
B.
There will be fewer people who take full-time jobs.
C.
There will be more older employees.
D.
There will be more people who work at home and far from each other.
【简答题】倪老师自编用电子秒表测单摆的周期(单位:s),共测100次,数据记录如下:1.98 1.96 2.05 1.99 1.96 2.00 1.99 2.03 1.91 1.92 1.92 2.00 2.00 2.00 2.03 1.96 1.94 1.99 2.00 1.96 2.01 2.04 2.07 2.00 2.03 1.98 2.02 1.99 1.94 1.97 2.04 1.99 1.9...
【单选题】Devon signed a 20-year note payable on January 1, 2016. The note requires annual principal payments plus interest. The entry to record the annual payment on December 31, 2016 includes
A.
a credit to Interest expense.
B.
a debit to Interest expense.
C.
a credit to notes payable.
【简答题】倪老师自编用电子秒表测单摆的周期(单位:s),共测100次,数据记录如下:1.98 1.96 2.05 1.99 1.96 2.00 1.99 2.03 1.91 1.92 1.92 2.00 2.00 2.00 2.03 1.96 1.94 1.99 2.00 1.96 2.01 2.04 2.07 2.00 2.03 1.98 2.02 1.99 1.94 1.97 2.04 1.99 1.9...
【单选题】Get up soon, ____you will be late.