객관식
How do transcription and translation differ between prokaryotes and eukaryotes?
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10. Transcription
Transcription in Prokaryotes
객관식
Which of the following is not an example of a prokaryotic promoter sequence?
A
TATA Box
B
Pribnow Box
C
35bp consensus sequence
D
-40-60 upstream consensus sequence
검증된 단계별 안내1
Understand the concept of a promoter sequence: Promoter sequences are regions of DNA that initiate transcription of a particular gene. In prokaryotes, these sequences are crucial for the binding of RNA polymerase and the initiation of transcription.
Identify common prokaryotic promoter sequences: In prokaryotes, typical promoter sequences include the Pribnow Box (also known as the -10 sequence) and the -35 consensus sequence. These sequences are recognized by the sigma factor of RNA polymerase.
Recognize the TATA Box: The TATA Box is a promoter sequence commonly found in eukaryotes, not prokaryotes. It is located approximately 25-30 base pairs upstream of the transcription start site in eukaryotic genes.
Evaluate the given options: Compare each option to the known prokaryotic promoter sequences. The Pribnow Box and the 35bp consensus sequence are typical prokaryotic promoter sequences.
Determine which option is not a prokaryotic promoter sequence: Based on the information, identify the TATA Box as the sequence that is not an example of a prokaryotic promoter sequence.
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