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How Genes Can Leap From Snakes to Frogs in Madagascar
The discovery of a hot spot for horizontal gene transfer draws attention to the possible roles of parasites and ecology in such changes.
Biologists Use Genetic Circuits to Program Plant Roots
Using inserted genetic circuitry, synthetic biologists controlled the growth of plant roots for the first time.
In Sexy Worms, Inheritance Beyond Genes Can Help Evolution
Traits from RNA molecules passed between multiple generations of worms can work with genetic changes to influence future evolution.
Flying Fish and Aquarium Pets Yield Secrets of Evolution
New studies reveal the ancient, shared genetic “grammar” underpinning the diverse evolution of fish fins and tetrapod limbs.