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anonymous

  • one year ago

Which describes a promoter?

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  1. anonymous
    • one year ago
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    A. the first part of an operon that regulates where, when, and to what level a gene is expressed B. the part of an operon that, if attached by a repressor protein, suppresses the expression of a gene C. a cluster of genes that are expressed or repressed as a group D. an enzyme that helps DNA unzip prior to transcription

  2. anonymous
    • one year ago
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    Its A:)

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