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Are Plants Watching Us? The Case For Plants Having Vision

These cyanobacteria use the entire cell body as a lens to focus an image of the light source at the cell membrane, as in the retina of an animal eye, Although researchers are not sure what the purpose of this mechanism is, its existence suggests that a similar one could have evolved in higher plants. “If something like this is already present at the lower level of evolution, it is most likely kept,” (Click on title for full story.)