If the coarse-grains are angular, the rocks are called breccia. Left: conglomerate; right: sedimentary breccia (Photographs by Stan Johnson). Conglomerates (left) are coarse-grained sedimentary rocks with rounded grains.
Making the world better, one answer at a time. An amoeba is an eukaryote, which is an unicellular organism. The amoeba belongs to the kingdom Protozoa and the phylum Amoebozoa. An amoeba is an eukaryote, which is an unicellular organism. The amoeba belongs to the kingdom Protozoa and the phylum Amoebozoa.
About Amoeba Amoebas are composed of just one cell. They are protozoans with no fixed shape. Most have no hard parts and look like blobs of jelly. However, some amoebas do build shells. Amoebas move by making part of its body move in the direction it wants to travel. Then slowly, the rest of the cell follows. In order to eat, an Amoeba flows around other microorganisms and then engulfs them.