24. An enhancer
(A)is a protein that binds to RNA polymerase and stimulates transcription.
(B) interacts with repressor proteins to enhance transcriptional repression.
(C) binds to RNA polymerase and stimulates transcription.
(D) is a DNA element that increases transcription.
詳解 (共 1 筆)
未解鎖
（D)enhancer本身就是一段DNA...
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