試卷名稱:101年 - 101 長庚大學_研究所碩士班(含在職專班)招生考試試題_生物醫學碩士班生物化學暨細胞分子生物學組:分子生物學#126684
年份:101年
科目:研究所、轉學考(插大)◆分子生物學
6. To determine if DNA replicates semi-discontinuously or discontinuously in both strands, the bacteria were pulse-labeled with radioactive 3H-thymidine and the sizes of labeled DNA were analyzed by sedimentation in:
(A) Neutral sucrose gradient.
(B) CsCl density gradient.
(C) Alkaline sucrose gradient.
(D) Alkaline CsCl density gradient.