試卷名稱:109年 - 109 國立臺灣大學_碩士班招生考試試題:普通生物學(A)#127582
年份:109年
科目:研究所、轉學考(插大)-普通生物學
9. Why does a DNA strand grow only in the 5' to 3' direction?
(A) because DNA polymerases can only add nucleotides to the 3' end of the growing molecule
(B) because DNA polymerases can only add nucleotides to the 5' end of the growing molecule
(C) because the DNA molecule only unwinds in the 5' to 3' direction
(D) because DNA polymerase requires the addition of a starter nucleotide at the 5' end