答案及解析：[单选题]DNA replication is not perfect; a mistake is made for every 104 to 105 nucleotides added. However, t - 理学网课答案- 答案窝(daanwo.com)-大学生作业答案及考资分享平台

问题：

[单选题]DNA replication is not perfect; a mistake is made for every 104 to 105 nucleotides added. However, there are proofreading enzymes that excise incorrect bases and insert the correct one. Which of the following enzymes proofread DNA?
A、DNA ligase
B、DNA gyrase
C、DNA II
D、Topoisomerase
E、DNA Polymerase I and III