A specific nucleotide sequence to which RNA polymerase attaches to initiate transcription of mRNA, is the sequence of which gene?
A
Promoter gene
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B
Structural gene
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C
Operon
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D
Regulator gene
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Solution
The correct option is A Promoter gene In genetics, a promoter is a region of DNA that initiates transcription of a particular gene. Promoters are located near the transcription start sites of genes, on the same strand and upstream on the DNA (towards the 5' region of the sense strand).