Interactions Between an Enhancer and a Repressor Initiates a Series

question 2

Multiple Choice

Interactions between an enhancer and a repressor initiates a series of events that result in a change in gene expression.In what order can the events occur? (Some steps may not be used.Put the remaining steps in chronological order from first to last. ) 1.Transcription of the gene of interest is reduced.
2.A corepressor is recruited.
3.Chromatin around the gene of interest expands.
4.Histone tails may be methylated or deacetylated.
5.Chromatin around the gene of interest becomes more compact.
6.Proteins attached to the promoter and enhancer associate with each other and DNA bends.

• A)2, 4, 5, 1
• B)2, 6, 5, 1
• C)6, 4, 3, 1
• D)2, 6, 4, 5, 1
• E)4, 5, 1, 2

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