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The Activity of Transcription Factors Is Frequently Regulated by Controlling

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The activity of transcription factors is frequently regulated by controlling their localization within eukaryotic cells, such that only in response to a given stimulus is the transcription factor transported into the nucleus, where it can activate its target genes. For a transcription factor that has a nuclear localization signal (NLS), describe two mechanisms by which regulated transport can occur.

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Two possible mechanisms involve masking ...

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