'Collar cells' diaporamas de présentation

1.75k views • 151 slides

1.73k views • 151 slides

Marine Invertebrates

Marine Invertebrates. Main Ideas. Classification and Comparison of all invertebrates Sponges are asymmetric, sessile animals that filter food from the water circulating through their bodies. Sponges provide habitats for other animals. Main Ideas.

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Simple Invertebrates Sponges, Cnidarians, Flatworms, Roundworms

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Chapter 8 Lower Invertebrates

Chapter 8 Lower Invertebrates. What Are Animals?. Animals: are multicellular have eukaryotic cells without cell walls cannot produce their own food, depend on other organisms for nutrients can actively move invertebrates = animals that lack a vertebral column (backbone)

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Paleontology Laboratory

Paleontology Laboratory. PROTISTA, EUBACTERIA, ARCHEOCYATHIDS , PORIFERA & CONULARIDS. Fossil organisms within the Kingdom Protista represent the earliest life forms known. These organisms are characterized by a single-celled body plan

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Sponges

Sponges. Ryan Baker, Markesh Patel P.3. http://www.palaeos.com/Invertebrates/Porifera/Porifera.htm. PHYLUM. Porifera. Ryan Baker. EXAMPLES. Azure vase sponge ( Callyspongia plicifera ). http://reefguide.org/pixhtml/azurevase2.html. Ryan Baker. EXAMPLES. Variable Boring Sponge

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Animalia

Animalia. multicellular, eukaryotic, no cell wall, heterotrophs, capable of movement, reproduce sexually, body symmetry (radial or bilateral) 9 Phyla- 8 invertebrate and 1 vertebrate. Invertebrate- Porifera. Porifera- two cell layers, collar cells w/flagella, filter feeders, ex. sponges.

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Phylum Porifera - Sponges

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ABBOTTSCOLLEGE

Page 75. ABBOTTSCOLLEGE. Multicellular Heterotrophic Cells do not have cell walls Mainly reproduce sexually. Page 75. We must look at the relationship between their body Plans and modes of living We will start with the least advanced forms of aquatic life

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The Simplest Animals

The Simplest Animals. Phylum Porifera. Invertebrates Animals without tissues (Sponges) All are aquatic and sessile (stay in one place) The body plan is asymmetrical Made of a loose arrangement of cells with no defined cell layer. Sponges!. Sponges.

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Invertebrate Phylum: (Sponges)

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Poriferans and Cnidarians

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Invertebrates: Sponges

Invertebrates: Sponges. Invertebrates: Sponges phylum porifera. Sponges are best described as aggregations of specialized cells Do not form true tissues Simplest multicellular animals Nearly all are marine All are sessile ( permanently attached to substrate ). Invertebrates: Sponges.

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Animal Kingdom Notes Part I

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Phylum Porifera

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Ch. 35 Porifera

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Sponges

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