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An experiment was performed by Rosa Yu and Dale Kaiser to support this claim. A transposon insertion mutation was added to bacteria which were capable of adventurous motility. In fifteen of the thirty-three bacteria, the cells started to expel slime from both poles simultaneously. These bacteria were unable to move forwards or backwards. [5]
Physarum polycephalum, an acellular [1] slime mold or myxomycete popularly known as "the blob", [2] is a protist with diverse cellular forms and broad geographic distribution. The “acellular” moniker derives from the plasmodial stage of the life cycle : the plasmodium is a bright yellow macroscopic multinucleate coenocyte shaped in a ...
The idea of a green-beard gene was proposed by William D. Hamilton in his articles of 1964, [1] [2] and got the name from the example used by Richard Dawkins ("I have a green beard and I will be altruistic to anyone else with green beard") in The Selfish Gene (1976).
A biofilm is a syntrophic community of microorganisms in which cells stick to each other and often also to a surface. [2] [3] These adherent cells become embedded within a slimy extracellular matrix that is composed of extracellular polymeric substances (EPSs).
Science & Tech. Sports. Weather. 24/7 Help. For premium support please call: 800-290-4726 more ways to reach us. ... There's no doubt that these galaxy slime balls will give them hours of fun ...
Spontaneous generation was taken as scientific fact for two millennia. Though challenged in the 17th and 18th centuries by the experiments of the Italian biologists Francesco Redi and Lazzaro Spallanzani, it was not discredited until the work of the French chemist Louis Pasteur and the Irish physicist John Tyndall in the mid-19th century.