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Tag: Steve Buratowski
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Nation & World
RNA-making apparatus seen to uncoil and recoil DNA
Eukaryotic cells like to keep their DNA under wraps, winding the long strands of nucleic acid around millions of little protein complexes. This bead-on-a-string structure, called chromatin, ensures that the…
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Nation & World
Molecule implicated in transcription termination
When a protein is made its DNA code must first be rewritten as messenger RNA (mRNA). This process of transcription requires a large enzyme complex, RNA polymerase, to begin at…