PPT-3. Phylum Proteobacteria

GRAM NEGATIVE BACTERIA Wide morphological and metabolic diversity Clinical environmental and industrial relevance Phylum with highest number of cultured . Sarah Douglas. Shelbi Russell. Ammonia oxidation. NH. 3. + . NH. 2. OH NO. 2. -. AmoABC. HAO. Bacteria & Archaea. Bacteria. Archaeal pathway unknown, . hydroxylamine may be oxidized . by the . PORIFERA. CNIDARIANS. Representative. Sponge. Jellyfish. Habitat. Marine. and some freshwater. Marine. and some freshwater. Body. Plan. Asymetrical. Radial . Symetry. Reproduction. Asexual-budding. Review. At first, limit your learning to the features that are . unique. to a group and/or groups that “. invented. ” features or had “. firsts. .”. Use the characteristics given to name the group.. (pore bearers). pages 664 to 667. Sponges. YouTube - The wonderful world of the sea sponges- The Abyss- BBc Wildlife. Sponges. Scuba sponge. Glass sponge. Variety. Unidentified sponge. Phylum Porifera. Grow on fruits and breads. Saprobes and parasites. Rhizopus. : bread mould. Hyphae. Threadlike hyphae secrete enzymes which break down food. The hyphae then reabsorb the nutrients and transport them throughout the fungus by means of diffusion.. Link to video. Flatworms - General Information. 3. . phyla in Ch. 14 – We are going to focus . mainly on . Phylum Platyhelminthes . Symmetry. : Bilateral. Cephalization. - head end concentrated with sense organs and nervous control. What should animals with radial symmetry be better able to do than those with bilateral symmetry?. move quickly in one direction. detect threats from above or below equally well. deal effectively with food distributed homogeneously in 360. ). (8,761 known species). General Description: . Simplest animals, multicellular. No organs or body systems. Skeleton composed of spongin (soft) and spicules (hard). Symmetry: . Asymmetrical. Feeding: . Healthy:. . . A population of 10. 14. bacteria of at least 1000 species and belonging to four major phyla, the majority (90%) . . of which are anaerobes (e.g. Bacteriodetes). Unhealthy: . We can characterize prokaryotes by structure. Morphology of Prokaryotic Cells. Most diverse group of cellular microbes. Thrive in various habitats. Only a few . are capable . of colonizing humans and causing disease. Phylum Nematoda. Phylum Annelida. Choanoflagellates. The Worm Characteristics. Bilateral. symmetry – the simplest organisms to exhibit this type of symmetry. Invertebrates – use . hydrostatic. pressure to provide structural support (made of . BY. MR LAOYE, B. J.. Email; . babafemif@abuad. .edu.ng. Instagram. : @. femilaoye. Telephone: (+234)8136916125. HEMICHORDATA. Hemichordates were formerly members of the phylum . chordata. But over the years they were separated from chordates because scientists found out that they lacked a Notochord. : . Polyplacophora. . Chiton . sp. . 1. Mostly . marine. , attached to rocks near the sea shore. . 2. The body is . oval . in shape, . convex above and flattened below. In biology, . phylum.  . (.  . plural. : . phyla. ). .  is a . taxonomic rank.  below . kingdom.  and above . class. .. phyla can be thought of as grouping organisms based on general specialization of .