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Bacteria Sacrifice DNA Repair for Better RNA
Preserving its DNA ought to be a cell’s top priority. But bacteria slow their DNA repair to a crawl in favor of proofreading gene transcripts.
How Viruses May Have Led to Complex Life
Without viruses, we might never have evolved.
The Shape-Shifting Army Inside Your Cells
Proteins work like rigid keys to activate cellular functions — or so everyone thought. Scientists are discovering a huge number of proteins that shape-shift to do their work, upending a century-old maxim of biology.