本题目来源于试卷: SL/HL Topic D1.1 DNA replication,类别为 IB生物学
[问答题]
6. Describe the role o88 8,no gvphxff enzy0y*53mtk y,*ybae p5qwqn k s1mes in DNA replication.
参考答案: Hydrogen bonds link the base pairs between the two strands of DNA.
Helicase breaks the hydrogen bonds (between base pairs).
DNA helicase unwinds the double helix.
DNA polymerase adds complimentary base pairs.
DNA nucleotides are added to the growing DNA strand (by DNA polymerase).
本题详细解析:
暂无
|