问答题

(南京大学2008年考研试题)Compare DNA polymerase I and RNA polymerase from E.Coli in regard to each of the following features：(1)subunit structure；(2)activated precursors；(3)direction of chain elongation；(4)nuclease activities；(5)conservation of the template；(6)need for a primer；(7)energetic of the elongation reaction

【参考答案】

正确答案：比较如表所示。