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

Simple sea anemones not so simple after all

The tube-dwelling anemone is an ancient sea creature that resembles a prehistoric flower. The animals live slow, long and predictable lifestyles and look fairly similar from species to species.

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 ...

Sexual reproduction only second choice for powdery mildew

Powdery mildew is one of the most dreaded plant diseases: The parasitic fungus afflicts crops such as wheat and barley and is responsible for large harvest shortfalls every year. Beat Keller and Thomas Wicker, both plant ...

Males help keep populations genetically healthy

A few males are enough to fertilize all the females. The number of males therefore has little bearing on a population's growth. However, they are important for purging bad mutations from the population. This is shown by a ...

Could coral reefs become sponge reefs in the future?

International research has suggested that many coral species won't survive beyond the end of this century, but marine biologists at Victoria University are offering an alternative scenario.

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