問題詳情
30.Which of the following is (are) the CORRECT description of an operon?
(A) An enhancer that positively regulates gene expression.
(B)A single operon usually contains all the enzymes that are specific for the synthesis of a special
biomolecule.
(C) A silencer that negatively regulates gene expression.
(D) It occurs in both prokaryotes and eukaryotes.
(E) A group of genes under the control of a common promoter.
參考答案
答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增