原核生物翻译系统中有3种释放因子,真核细胞中有几种
A. 1
B. 3
C. 5
D. 7
Getting the MessageChoose the best answer from the four choices marked A, B, C, and D according to the text.From Paragraph 1 we know that the author___.
The author enjoys exercising because___.
The text mentions there are many false ideas about fat people in society. Which of the following is NOT one of these false ideas?