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Zooflagellates and Choanoflagellates By Maddy Smith Basic Facts-Zooflagellates Unicellular (few are colonial) Spherical or elongated bodies Central nucleus Whiplike ...
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Multicellularity Colonies: cyanobacteria and choanoflagellates Sponges as organisms
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Colonies: cyanobacteria and choanoflagellates. Sponges as organisms ... Sponges as organisms. Figure 33.2 Sponges. Figure 33.3 Anatomy of a sponge ...
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May have algae or bacteria that give them color. Function much like choanoflagellates ... Undigested food leaves through osculum. Sponge Reproduction: ...
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Phylogeny of basal animal groups (character mapping) Choanoflagellates ... 2. For the 'alternative phylogeny,' dashes at the same level imply the need for ...
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Sponges and Placozoans Chapter 12 * Phylum Placozoa Trichoplax adhaerens is the sole species of phylum Placozoa (marine). No symmetry No muscular or nervous organs ...
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Fig. 16-0a http://www.pbs.org/wgbh/nova/sciencenow/3214/01.html Fig. 15-2 Fig. 15-3a Fig. 15-3b-2 Monomers Formation of short RNA polymers: simple genes 1 ...
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Evolution into the protista Modern Protista represent the first eukaryotes First eukaryotes evolved from prokaryote ancestors Modern Prokaryotes represent ...
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Fig. 32-2-3 Zygote Cleavage Eight-cell stage Cleavage Blastula Cross section of blastula Blastocoel Gastrulation ... Cleavage (b) Coelom formation Coelom Key Ectoderm ...
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Now Three Domains and 6 Kingdoms. Conventional Classification of ... Hydra. sea pens. soft corals. 2 tissue layers: ectoderm, endoderm. sea anemones. jellyfish ...
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Defining taxonomic groups can be tricky. 11. Classification based on cell structure and methods of ... On death cells clump together and sink to the ocean floor ...
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The Protozoans Ciliates Amoeboid Protozoans Flagellated Protozoans Kingdom Protozoa Defining Characteristics All are unicellular eukaryotes What is a prokaryote?
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The Protozoans Ciliates Amoeboid Protozoans Flagellated Protozoans * Kingdom Protozoa * * * * * * * * * * * * * * * * * * * * Kingdom Protozoa * Protists Defining ...
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Protists simple eukaryotic organisms that are not fungi, plants, or animals include many lineages of mostly single-celled eukaryotes, some distantly related to one ...
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BIG IDEAS IN BIOLOGY
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Corals. V. Kingdom Animalia. C. Major Phyla. 2. Cnidarians - Diversity - Body Plan ... alternate between polyp and medusa stages; coral and anemones have only polyps ...
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INTRODUCTION TO ANIMAL DIVERSITY Chapter 32 Our Kingdom We are Animals Animals Are Species-rich Morphologically diverse lineage of multicellular organisms on the tree ...
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Title: 31.1 Animals are multicellular heterotrophs without cell walls. Some General Features of Animals Animals are multicellular heterotrophs that are diverse in ...
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Title: Prokaryotes and Metabolic Diversity Author: Jay Comeaux Last modified by: Kyle Harms Created Date: 2/24/2003 1:26:59 PM Document presentation format
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Title: Table of Contents Author: Wendy Beck Last modified by: Michael Moon Created Date: 10/16/2000 7:08:56 PM Document presentation format: On-screen Show
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Title: No Slide Title Author: Spatafora Last modified by: Joseph Spatafora Created Date: 10/7/2002 4:07:41 AM Document presentation format: On-screen Show
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polyphyletic origins of metazoa. Syncytial theory. metazoans arose from a ... Polyphyletic: includes species that arose from more than one immediate ancestor ...
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Origins of Multicellular Animals Three Hypotheses Syncytial ciliate hypothesis Ancestor is single celled ciliate with multiple nuclei Colonial flagellate hypothesis ...
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9,000 species- mostly marine (150 fresh water) ... skeletal elements, transporting and storing food, forming contractile rings ...
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Sand Dollar. Pacific Oyster. www.manandmollusc.net. Peanut Worm ... There are many diverse groups of protists to be discovered by basic exploratory research. ...
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African sleeping sickness Chagas Alveolata Dinoflagellates distinctive flagella, protective coats, and biochemistry reproduce primarily by asexual cell division ...
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Kingdom Protista Protista Characteristics Jumble of Names Protist Diversity Quickie Review Early Protist Diversification Modern Protist Diversity Amoeba proteus ...
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Secondary metabolites and other biologically useful compounds. Genetic Diversity. Cryptosporidium ... Marine Invertebrate Guts. Nutritious environment for heterotrophs ...
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Fig. 26-3 Species: Panthera pardus Genus: Panthera Family: Felidae Order: Carnivora Class: Mammalia Phylum: Chordata Kingdom: Animalia Archaea Domain: Eukarya
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Phylogeny of Extant Phyla Phylum Porifera Porifera Characteristics Choanocytes Amoebocytes Anatomy of Simple Sponge A More Complex Sponge Phylum Cnidaria Cnidaria ...
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Chapter 28 Protists * Figure 28.UN06 Summary table, Concepts 28.2 28.6 * Figure 28.28 IMPACT: Marine Protists in a Warmer World. * Figure 28.28 IMPACT: Marine ...
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Biology 320 Invertebrate Zoology Fall 2005 Highlights from Chapter 4 Introduction to Metazoa Metazoans Multicellular organisms Really we are referring to members ...
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ANIMALIA Domain Eukarya, Kingdom Animalia Linnaeus classification: 2 Kingdoms (mid-1700s) Whittaker classification: 5 Kingdoms (1959) http://coralreefwatch.noaa.gov/ ...
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An Introduction to Animals
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... external fertilization fertilization that occurs outside the animal's body. ... Sponges are soft-bodied invertebrates, that can be found at depths of about 8500 ...
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Cnidarians. Protostome Phyla. Deuterostome Phyla (except ... Sponge, Cnidarian. Ectoderm. Endoderm. spongocoel. Acoelomate. Mesoderm. 2-layered. Planarian ...
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... even though they don t have coeloms Nematoda Note that body cavity is not contained within mesoderm Note body cavity is contained within mesoderm A body ...
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Use this exercise to organize your understanding of when major features evolved. ... Pictured is a phylogeny and a set of branches along which characters evolved. ...
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inoperculate zoosporangia discharge zoospores through ... most known species possess inoperculate zoosporangia. Sexual reproduction ...
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... 3.4 million per ml. Positive relationship found between trophic status and microbial biomass Autotrophic picoplankton (APP), heterotrophic nanoflagellate ...
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... become heterotrophic when kept in the dark, and they resume their autotrophic ... as indicators in the classification and dating of sedimentary rocks. ...
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To introduce you to several characteristics found in animals and the range of ... Pisces (fishes) Amphibia frogs newts etc (smooth skin) Reptiles lizards ...
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Earth, Moon and Mars: How They Work
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the last 40 years of protistan evolution
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II. An Overview of 'The Bacteria' III. Domain Archaea and The Early Earth ... group including photosynthetic sulphur bacteria (using H2S as an electron ...
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The kingdom Protista is paraphyletic and grouped for convenience ... Budding = Progeny cell smaller -Schizogony = Multiple fission. Sexual reproduction ...
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Zoosporic fungi: Chytridiomycota Kingdom Fungi Chytridiomycota & Zygomycota sometimes referred to as lower fungi formerly classified in the Phycomycetes = algal ...
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Invertebrates. Body Plans. Radial Symmetry parts arranged around a central axis ... Invertebrates include Tunicates and Lancelets ...
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Chapter 9 Eukaryotic Cells and Multicellular Organisms Figure CO: Oblong shaped Giardia Courtesy of Dr. Stan Erlandsen/CDC Eukaryote Origins Remain Unclear Which came ...
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BIOLOGY 1407 CHAPTER 32 and 33 INVERTEBRATES EMBRYOLOGY Colonial Choanoflagellate Ediacaran Fossils Neoproterozoic Era 1 Billion to 542 MYA Molecular Evidence Suggest ...
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What is a sponge? Sponges are asymmetrical aquatic animals that have a variety of colors, shapes, and sizes. What is a sponge? Although sponges do not resemble more ...
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http://www.ucmp.berkeley.edu/phyla ... XX=hermaphrodite. XO=male. Life cycle: 3 days at 20 C ... Hermaphrodites--cannot self fertilize. Worms join head to tail ...
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Mesozoa. Year. Number of species . Octocorallia. Year. Number of species . Pennatulacea. Year. Number of species . Actinaria. Year. Number of species . Antipatharia ...
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Protists Chapter 18 What are protists? Common features Endosymbiosis/ Lynn Margulis Theory of endosymbiosis proposes that mitochondria originated as symbiotic ...
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