Multiple Choice
Which of the following regulatory elements is not composed of DNA sequences?
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16. Regulation of Expression
Introduction to Regulation of Gene Expression
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At which of the following levels can gene expression be regulated in eukaryotes?
A
Post-translational level
B
Cellular level
C
Transcriptional level
D
Organismal level
Verified step by step guidance1
Understand that gene expression regulation in eukaryotes can occur at multiple levels, including transcriptional, post-transcriptional, translational, and post-translational levels.
Focus on the transcriptional level, which involves the regulation of gene expression during the process of transcription, where DNA is converted into RNA.
Recognize that transcriptional regulation can include mechanisms such as the binding of transcription factors to DNA, the modification of chromatin structure, and the presence of enhancers and silencers.
Consider how transcriptional regulation allows cells to respond to environmental signals and developmental cues by controlling which genes are transcribed and when.
Note that while gene expression can be influenced at other levels, the transcriptional level is a primary point of control in eukaryotic cells, affecting the initial production of RNA from DNA.
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