The Following Diagram Represents a Transcription Unit

question 47

Multiple Choice

The following diagram represents a transcription unit. What would likely happen to transcription of this transcription unit if a certain consensus sequence within region A is removed via deletion?

• A) The mutation in region A would result in truncated RNA transcript that is shorter than expected RNA.
• B) The mutation in region A does not affect the transcription as the transcript is copied only from regions B and C.
• C) The transcript may get copied in reverse direction as the orientation of region A is important for the direction of the transcription.
• D) The transcript may not be produced as the consensus sequence within region A may be important for the initiation of the transcription.
• E) The transcription occurs normally as there are other consensus sequences that would compensate for the loss of one.

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