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Latest Dictyostelid Stories

2011-12-15 17:10:50

Experiments explain why almost all multicellular organisms begin life as a single cell Any multicellular animal, from a blue whale to a human being, poses a special difficulty for the theory of evolution. Most of the cells in its body will die without reproducing, and only a privileged few will pass their genes to the next generation. How could the extreme degree of cooperation multicellular existence requires ever evolve? Why aren't all creatures unicellular individualists determined...

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2011-01-20 06:42:08

A species of amoeba -- Dictyostelium discoideum -- has shown primitive farming behavior as it travels along, according to a new study. In results of the study, reported Jan. 19 in the journal Nature, evolutionary biologists Joan Strassmann and David Queller of Rice University show that the social amoebae (commonly known as slime molds) increase their odds of survival through a rudimentary form of agriculture. Research by lead author Debra Brock, a graduate at Rice, found that some amoebae...


Word of the Day
cruet
  • A vial or small glass bottle, especially one for holding vinegar, oil, etc.; a caster for liquids.
This word is Middle English in origin, and ultimately comes from the Old French, diminutive of 'crue,' flask.
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