PPT-Phylum Molluska Ms. Martel

General Characteristics of Mollusks 2nd largest animal phylum 100000species Extremely diverse so why are they all classified under the same phylum 1 They all start off as a TROCHOPHORE This . Chapter 21. Outline. Introduction. Phylum . Psilotophyta. – The Whisk Ferns. Phylum . Lycophyta. – The Ground Pines, Spike Mosses and . Quillworts. Phylum . Equisetophyta. – The Horsetails and Scouring Rushes. 5 - . 1. Coral, Anemones, Sea Fans, and Jellyfish. Chapter 5 Pages 5-33 & 5-34. Characteristics of Phylum Cnidaria. 5 - . 2. Coral, Anemones, Sea Fans, and Jellyfish. Chapter 5 Pages 5-33 & 5-34. 5 - . 1. Coral, Anemones, Sea Fans, and Jellyfish. Chapter 5 Pages 5-33 & 5-34. Characteristics of Phylum Cnidaria. 5 - . 2. Coral, Anemones, Sea Fans, and Jellyfish. Chapter 5 Pages 5-33 & 5-34. 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.. Over 50,000 species. Coelomate. , . Protostomes. , Bilaterally symmetrical. Mostly marine, although some live in fresh water or land.. Generally soft-bodied with a hard shell. However, squid & octopi have internalized, reduced or lost their shells.. Europe as Eastern-Mediterranean coastlands. The Condensation of Europe, 700-1700. Inner horizon: Judaeo-Classical Christendom Europe. Opposed to Islam, “Barbarians”.. 732 slag van Poitier/Tours: Karel . Emergence of Eukaryotes . First evidence of life dates to 3.5 billion years ago.. First cells were bacteria-like.. Emergence of Eukaryotes . Origin of complex eukaryote cells. Most likely symbiosis among prokaryotic cells.. Aschelminthes : Roundworms Not the Phylum name 7 Phyla in this grouping Characteristics Most are freshwater Cylindrical Unsegmented Bilaterally symmetrical Triploblastic ( pseudocoelomates ) Dioecious ). (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: . https://. www.youtube.com. /. watch?v. =_2iXHBuSIJY. Phylum Mollusca, Class . Gastropoda. Phylum Mollusca, . Class . Cephalopoda. https://. www.youtube.com. /. watch?v. =os6HD-sCRn8. Phylum Annelida. : . 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. GRAM NEGATIVE BACTERIA. Wide. . morphological. and . metabolic. . diversity. .. Clinical. , . environmental. , and industrial . relevance. Phylum. . with. . highest. . number. of . cultured. . 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 . Phylum Spirochaetes. 4. . Phylum Spirochaetes. Gram . negative. Aquatic. . environments. ; . some. . pathogens. Unique. . morphology. . . Endoflagella. . 4. . Phylum Spirochaetes. Treponema: . animal and human hosts, microaerophilic, very sensitive to environmental stress .