Molecular biology

20 cards

• A tissue-specific gene such as a hemoglobin gene is present in brain cells but not expressed there. What does this illustrate about gene expression in differentiated cells?
• Which RNA is the only one that is directly translated into protein?
• During transcription, RNA polymerase reads the DNA template strand in which direction, and in what direction is RNA synthesized?
• Which RNA polymerase produces hnRNA/mRNA in eukaryotes?
• In a eukaryotic gene, what are the three parts of the transcription unit?

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