問題詳情

15. Which one of the following subunits is NOT contained in the basic DNA-dependent RNA polymerase of the bacterium Escherichia coli?
(A) α subunit
(B) β subunit
(C) ω subunit
(D) σ subunit

參考答案

答案：99

統計：A:0,B:2,C:0,D:0,E:0

難度：計算中