Question
How does RNA polymerase know where to start transcription?
Responses
It looks for a special start sequence.
It looks for a special start sequence.
It's directed by other enzymes in the nucleus.
It's directed by other enzymes in the nucleus.
It carries instructions from ribosomes.
It carries instructions from ribosomes.
It looks for where the DNA strands split.
Responses
It looks for a special start sequence.
It looks for a special start sequence.
It's directed by other enzymes in the nucleus.
It's directed by other enzymes in the nucleus.
It carries instructions from ribosomes.
It carries instructions from ribosomes.
It looks for where the DNA strands split.
Answers
GPT-4o mini
RNA polymerase knows where to start transcription primarily because **it looks for a special start sequence**, known as a promoter, in the DNA. Promoters are specific nucleotide sequences located near the beginning of a gene that signal to RNA polymerase where to bind and initiate transcription.