There are several circumstances in which you should walk away from an extended warranty on a used car. One is obvious: If the car is still covered by the manufacturer warranty, we strongly caution against buying an extended warranty.
Oscillatoria blue green algae that is motile by gliding. Pediastrum duplex . Possibly Pediastrum duplex Pediastrum boryanum ? Pediastrum sp. are planktonic green algae with flat, plate like cluster of cells with one or two points. They come in many different variations. The colonies usually contain 8 to 32 cells, with examples of 4, 64 or occasionally 128.
In taxonomy, Ulothrix is a genus of green algae, specifically of the Ulotrichaceae. Ulothrix is a genus of filamentous green algae, generally found in fresh and marine water.he cells of the filaments are arranged end to end. They are barrel-shaped or cylindrical in shape. The apical cell is somewhat rounded at its terminal end whereas the basal cell is elongated and does not have chlorophyll.