14. The regulation of gene expression in time and tissue-specific manner may be achieved by the
following factors, except
(A) Presence or absence of a transcription factor
(B) Concentration of several transcription factors
(C) Deletion of TATA box
(D) Combination of transcription factor binding sites in an enhancer
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統計: A(0), B(1), C(0), D(0), E(0) #2857522
統計: A(0), B(1), C(0), D(0), E(0) #2857522