Word Count : 245

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Transcription by RNA polymerase II in eukaryotes involves a series of steps that initiate gene expression. RNA polymerase II is responsible for synthesizing mRNA from a DNA template. The process begins at the core promoter, a specific DNA region located upstream of the gene. The core promoter typically contains ____ __________ ________ _______ ____ _________ ____ _____ ____ ____ ___.
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