Related topics: genes · cells · species · birds · plants

Female toads seek a good man—even if he's another species

The one thing about species that most people probably remember from high school science class is that when it comes to sex, they generally stick to their own kind. Hybrids happen, but they are usually thought to be accidental, ...

Synthetic biologists redesign the way bacteria 'talk' to each other

Bioengineers at the University of California San Diego have redesigned how harmless E. coli bacteria "talk" to each other. The new genetic circuit could become a useful new tool for synthetic biologists who, as a field, are ...

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