News tagged with natural selection

Researchers discover size gene for salmon

The size of returning Atlantic salmon is largely dependent on the number of years that the salmon remains at sea before returning to spawn in the river. The genetic basis of this trait has not been previously known, making ...

dateNov 04, 2015 in Biotechnology
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What blind beetles can teach us about evolution

Evolution is often perceived as being a "directional" or "adaptive" process. We often think of species evolving to become stronger or faster, or to have sharper teeth, for example. And we tend to see this as being inherently ...

dateFeb 05, 2015 in Evolution
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