> biologists snapping images of the cyanobacteria under a microscope saw a cell that had grown a long, thin tube and grabbed hold of its neighbor. Is there or

> biologists snapping images of the cyanobacteria under a microscope saw a cell that had grown a long, thin tube and grabbed hold of its neighbor. Is there or has anyone explored a connection between this process and the endosymbiolsis that first created chlorplasts? Those involved captured cynanobacteria. In the OP, if I understand correctly, at least sometimes the cyanobacteria is doing the capturing.