Porifera PowerPoint PPT Presentations

Porifera & Cnidaria Porifera/Sponges Filter food using collar cells Spongin = skeleton Spicules= body of sponge Sexual reproduction = larvae stage Asexual ...

Porifera Rope Sponges Question #1 Which of the following characteristics makes sponges unique among other animals? They are multicellular. They are heterotrophic.

Phylum Cnidaria General Characteristics They are radially symmetrical; ... Ancylostoma ( Hook worm) Annilida : Annullus: little ring Triploblastic, ...

Some of the oldest known animal fossils are from the sponge. 900 ... Sponges are in the phylum porifera and are categorized ... Benthos organisms found on ...

Members of this phylum are commonly called this. Sponges ... Jellyfish, anemones, and corals. The body form of a jellyfish. Medusa ...

... Porifera Overview Most primitive of the multicellular animals There is some debate if sponges are complex colonial protozoans ... Evolution Characteristics ...

Phylum Porifera Sponges- Pore-bearing

Phylum Porifera General Characteristics SPONGES! Simplest of all animals _____ No true tissues or organs _____ Marine and Freshwater ...

Hydrozoa Hydras. Scyphozoa Sea Jellies , ' Jelly fish' ... Hydra sp. Cross section. Nematocysts. Female Male. Obelia. Gonangium. Hydranth. Gonotheca ...

Sponge structure. Review key parts... No tissues, organs or body systems! ... NOTE: Nudibranch predators co-opt sponge defenses (toxins, spicules) ...

Porifera (Sponges), Cnidarians (hydra, jellyfish, sea anemone, some corals) Ctenophores ( comb jellies) pictures from: http://www.bio.miami.edu/dana/160/160S06_14 ...

Polyp- a cylindrical or vase-shaped opening on the dorsal surface with upward facing tentacles. ... may require cycles involving both polyp and medusa forms. ...

Phylum Porifera Sponges Characteristics Sponges are Asymmetrical Filter feeders Cellular level of organization nothing above Sessile Lacks true embryological germ ...

chapter 33 invertebrates

no real tissues, organs or organ systems. they lack--- digestive, excretory, respiratory ... calcareous CaCO2 ~siliceous SiO2. Secreted by. sclerocytes ...

Phylum Porifera- Syconoid Type Sponge: a longitudinal & cross-sectional view. ... These are examples of the most complex sponge type. The choanocytes ...

Basically a sponge is a bunch of cells grouped together ... Finally, the remaining water leaves through the osculum (opening at top of sponge) ...

Phylum: Porifera Phylum: Porifera Sponges Por = Pore Fere = Bearing Body Plan 7 Characteristics 1. Feeding Filter Feeders Plankton, Algae, Protists, Bacteria Digested ...

Porifera: Very Simple Animals...(?) Water in, water out Sponges bring water in through their pores and move it out through the large top opening.

Phylum Porifera. Finally, the first ... Their body is covered with numerous holes which are called pores. ... Sponges are sessile. They are filter feeders. ...

Phylum Porifera Phylum Porifera Sponges are the simplest animals Radially symmetrical Acoelomate Body resembles a perforated sac. Has inner cavity called spongocoel ...

A few specialized cells. Adults are sessile. Porifera Body Plan. Asymmetrical shape ... Use flagella to create water currents. Archaeocytes. Multi-function cells ...

Cryptic location. Camouflage. Regnerative ability. Haliclona sp. Location. Protection ... Note that anemones have no medusa form, but do have functional gonads ...

Phylum Porifera. Phylum Porifera. Sponges are the simplest animals. Radially ... produce a flow of H20 into the sponge through pores in through the body wall, ...

Soft, sac-like body plan, two way digestion (with one opening mouth) ... head, thorax, abdomen, (or cephalothorax and abdomen), spiracles and tracheae, ...

Phylum Porifera * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * Activity and Sensitivity Respond to environmental ...

Azure Vase Sponge. Giant Barrel Sponge. White Cryptic Sponge. Elephant Ear Sponge ... Yellow Vase Sponges. Yellow Barrel Sponge. Red Branch Sponge ...

(Por feros ou Esponjas) Generalidades Grego: Poris = poro. Phoros = portador. Integrantes: Por feros. Nome popular: Esponjas. 10.000 esp cies: Todas aqu ticas.

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Take up food, digest it and distribute nutrients. Some can form spicules (skeleton) ... collar cells that generate a current and trap food particles (food = plankton) ...

Sponge Form and Function. Dermal ostia (body pores) Flagellated choanocytes trap food ... 95% of living sponge species. Spicules of silica. If absent, skeleton ...

Phylum Porifera Phylum Porifera Sponges are the simplest animals Radially symmetrical Acoelomate Body resembles a perforated sac. Has inner cavity called spongocoel ...

Hermit crabs. Panulirus marginatus. Panulirus penicillatus. Parribacus antarcticus ... Ophiocoma sp. Opheodesoma spectabilis. Tripneustes gratilla. Phylum ...

On a mi du temps r aliser que les ponges taient des animaux. ... Les petits animaux qui viennent en contact avec les tentacules des an mones de ...

They are very simple animals that live permanently attached to a location in the ... Suspended food particles (plankton) in the water are drawn through the collar, ...

Phylum Porifera- Sponges Porifera means pore-bearer Sponges are Asymmetrical Sessile Contain cells only; no tissues Choanocytes ( collar cells ) are ...

Sponges are hermaphrodites: produce sperm and eggs, and then release them into the water ... Budding: small external growths pinch off and become new sponges ...

SPONGE. BAUPLAN' Diverse, asymmetric, exterior. No tissues (thus no organs) ... GLASS SPONGE. SOME DEMOSPONGES. NO SPICULES JUST SPONGIN. HABITATS ...

Spongin is a type of collagen protein. Shapes vary from encrusting to branches. Class: Calcarea. Diversity is greatest in the tropics. Skeleton ...

Inner surfaces lined with flagellated collar cells (choanocytes) ... Skeleton of calcareous or siliceous crystalline spicules and/or protein fibers (spongin) ...

Phylum Cnidaria - hydroids, anenomes, corals, jellyfish, ... Cystodytes lobata. Wooly sculpin. Clinocottus analis. California sea lion. Zalophus californianus ...

Water current enters through side pores and leaves through a large ... Class Anthozoa: 'flower animal', sea anemone (polyp only) and coral. Ecology of Coral ...

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Flagellar movement moves water and food particles which are trapped on the collar and later phagocytized. Beating collar cells produce water currents that flow through ...

They are filter feeders, and collect food from water passing ... There are a number of flightless birds, for example the ostrich and emu. The Digestive System ...

Review of Porifera, cnidarians, and the Worms. Name the group that has: ... Hermaphrodite - all. External Fertilization - all. Nematoda. Annelida. Platyhelminthes ...

... R1=R2=H PsF PsY Seco-PsJ Pseudopterosins 5-Phosphomevalonate Mevalonate ATP ADP Terpenoid Biosynthesis ATP ADP ... Pyridinium Alkaloid Phospholipase ...

Porifera & Cnidarians - chs.helenaschools.org ... Animals

Life Chapter 12 Part 1 Phyla Porifera & Cnidaria

Kingdom Animalia Invertebrates Phylum Porifera Phylum Cnideria SPONGES Sponges Phylum Porifera (pore-bearers)/ simplest animal Body Symmetry/Shape: Asymmetrical ...

Opposite side: Body symmetry Mobility (adult & larval stages) ... and Ctenophores Phylum Porifera Phylum Porifera Sponges Slide 5 Sponge Body Plan: ...

Biology 320 Invertebrate Zoology Fall 2005 Chapter 5 Phylum Porifera Phylum Porifera The sponges Name Porifera means pore bearers First metazoan phylum we ...

Phylogeny of Extant Phyla Phylum Porifera Porifera Characteristics Choanocytes Amoebocytes Anatomy of Simple Sponge A More Complex Sponge Phylum Cnidaria Cnidaria ...

KINGDOM ANIMALIA: 10 PHYLA Porifera Cnidaria Rotifera Platyhelminthes Nematoda Annelida Mollusca Arthropoda Echinodermata 10. Chordata Invertebrates Vertebrates

Classification Biology I Kingdom Animalia All eukaryotic, multicellular, heterotrophic, motile (most) organisms Common Phyla: Porifera (sponges, corral) Cnidaria ...