Sizable masses of cyanobacteria have started to grow in the old mud puddle. There are among a group of organisms that have begun to get biologists very interested, independent bacteria cells that have grouped together to form multi-celled organisms. The excitement generated by slime mold which are formed from masses of amoeba cells is part of the same trend. Cyanobacteria have changed the biological classification system. They move slowly about positioning themselves toward and away from light.
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