The following points highlight the top nine features of a bacterial cell. The features are: 1. Pili or Fimbria 2. Flagella and Locomotion 3. Endo-Flagella 4. Glycocalyx 5. Pros-theca 6. Cell Wall 7. Cytoplasmic Membrane 8. The Cytoplasm 9. Spores and Cysts. Feature # 1. Pili or Fimbriae: The surface of many bacteria, particularly that of Gram-negative ones, is covered [...]
The following points highlight the twelve main features of Phylum Placozoa. 1. Phylum Placozoa are minute, shapeless, multicellular mobile flattend animals. 2. 2-3 mm in diameter. 3. Body of Phylum Placozoa is composed of two outer layers with monociliated epithelial cells. 4. Epithelial cells lack a basal lamina. 5. An inner layer containing loose contractile columnar cells with a single [...]
The following points highlight the thirteen main features of Phylum Cycliophora. 1. Phylum Cycliophora are microscopic, acoelomate animal about 0.5 mm in length. 2. Body of Phylum Cycliophora is divided into an anterior buccal funnel, middle oval trunk and a posterior adhesive disc (Fig. 14.35). They can remain attached to the mouth parts of the lobsters. 3. Body of Phylum [...]