Scientists discover ancient DNA “switches” hidden in plants for 400 million years

ScienceDaily
Mar 14, 2026, 1:42 am182 ptsTrendingTop
Scientists have uncovered an enormous hidden archive of plant DNA that has endured for more than 400 million years. By comparing hundreds of plant genomes, researchers identified more than 2.3 million regulatory DNA sequences that act like genetic switches, controlling when and how genes are activated. These…

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