Which describes a promoter?
the first part of an operon that regulates where, when, and to what level a gene is expressed
the part of an operon that, if attached by a repressor protein, suppresses the expression of a gene
a cluster of genes that are expressed or repressed as a group
an enzyme that helps DNA unzip prior to transcription
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Which describes a promoter?
the first part of an operon that regulates where, when, and to what lev...
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