45 下列何者是DNA片段5’􀀎ATTGCAG-3’ 的互補核酸股？

 5’􀀎CUGCAAU􀀎3’ 5’􀀎TAACGTC􀀎3’ 5’􀀎ATTCGTC􀀎3’ 5’􀀎ATTGCAG􀀎3’

A

A-T : G-C

A-U: G-C

5' TO 3'

CONVERT 3' TO 5' ans write as 5' to 3' RNA complementary base pair