A Eukaryotic Mutation Upstream of a Particular Gene Has Been

question 43

Multiple Choice

A eukaryotic mutation upstream of a particular gene has been identified that changes the sequence of the TATA box to GATA.How would you predict that this mutation would affect the transcription of this gene?

• A)Transcription would proceed normally.
• B)Transcription factors would bind to the start point in the promoter region.
• C)Transcription factor binding would be reduced or eliminated,and transcription of the gene would decrease dramatically.
• D)Transcription factors would bind in the middle of the gene sequence and transcribe the gene from that point.

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