恒牙共有
A.30个B.28个C.20个D.26个E.32个
参考答案:E
DNA复制时,以5′-TAGA-3′为模板,合成产物的互补结构为()。
A.5′-TCTA-3′
B.5′-TAGA-3′
C.5′-ATCT-3′
D.5′-AUCU-3′
E.5′-UCUA-3′
---- Does anyone want to go to the theatre?
--- Whom would you rather ____ with you, John or Ted?.
A.go
B.to go
C.have gone
D.have go