There are three different types of canal system: ... Cells lining the spongocoel absorb the nutrients and oxygen and left over water is expelled through the osculum.
May have algae or bacteria that give them color. Function much like choanoflagellates ... Undigested food leaves through osculum. Sponge Reproduction: ...
Basic body parts: ostia, spongocoel, osculum, choanocytes with ... Table 33.5 Some Major Arthropod Classes. Figure 33.26 External anatomy of an arthropod ...
... moves into the spongocoel through the porocytes and exits through the osculum. Special collar cells extract the food from the water in the spongocoel. ...
Phylum Porifera- Syconoid Type Sponge: a longitudinal & cross-sectional view. ... These are examples of the most complex sponge type. The choanocytes ...
Sponge. All body structures come from ectoderm. Adults develop from ... Spicules are found throughout the body of the sponge. ... Water Flow through a Sponge ...
Phylum Porifera Phylum Porifera Sponges are the simplest animals Radially symmetrical Acoelomate Body resembles a perforated sac. Has inner cavity called spongocoel ...
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, ...
These asymmetrical animals have sac-like bodies that lack tissues, and are ... The larval stage is able to move about while the adult is stationary. BACK. Utilization ...
... rather than colonial because there are different cell types. ... Structural conditions of sponges: Trend from one large chamber to numerous small chambers. ...
Title: Major Divisions of Life Author: kmcghee Last modified by: schrader Created Date: 8/24/2003 7:39:20 PM Document presentation format: On-screen Show
Phylum Porifera Phylum Porifera Sponges are the simplest animals Radially symmetrical Acoelomate Body resembles a perforated sac. Has inner cavity called spongocoel ...
Title: Sponges, Cnidarians, and Ctenophores Created Date: 1/1/1601 12:00:00 AM Document presentation format: On-screen Show (4:3) Company: Animation Factory
Invertebrate Animals Sponges I -PHYLUM PORIFERA SPONGES Pore-bearing animals Glass Sponges They are deep water sponges that form large billowing growths up ...
Sponges and Placozoans Chapter 12 * Phylum Placozoa Trichoplax adhaerens is the sole species of phylum Placozoa (marine). No symmetry No muscular or nervous organs ...
Non-Coelomate Animals Porifera Simplest metazoan Cell level of organization Few cell types No true tissues Feed on material suspended in water Motile as larva ...
Animals Chapter 2 Sponges, Cnidarians, and Worms Sections 1 and 2 Definitions Nerves carry signals throughout the body Ganglia groups of nerves bundled together.
Title: Mollusks, Worms, Arthropods, Echinoderms Author: Whitehall School District Last modified by: mweese Created Date: 2/23/2004 4:28:42 PM Document presentation format
Biology 320 Invertebrate Zoology Fall 2005 Chapter 5 Phylum Porifera Phylum Porifera The sponges Name Porifera means pore bearers First metazoan phylum we ...
sea urchin. Taxonomic Hierarchy. example - Humans. Kingdom Animalia. Phylum ... Some predators (e.g. sea slugs) sequester these sponge toxins which in turn ...
Hi, all you critters. out there . That's right you, in. Zoology class ... continuous water current into the sponge. Small phytoplankton are filtered. out as food ...
Porifera Rope Sponges Question #1 Which of the following characteristics makes sponges unique among other animals? They are multicellular. They are heterotrophic.
Sponges and Cnidarians Biology I: Chapter 26 The Animal Kingdom Multicellular Eukaryotic Heterotrophs Cells lack cell walls 95% are invertebrates What Animals Do to ...
Sponges and Cnidarians Biology II: Chapter 26 The Animal Kingdom Multicellular Eukaryotic Heterotrophs Cells lack cell walls 95% are invertebrates What Animals Do to ...
Spicules form an endoskeleton that functions for. support and protection. spicule ... endoskeleton of spicules (sometimes of soft spongin material) ...
Origins of Multicellular Animals Three Hypotheses Syncytial ciliate hypothesis Ancestor is single celled ciliate with multiple nuclei Colonial flagellate hypothesis ...
Sponges are hermaphrodites: produce sperm and eggs, and then release them into the water ... Budding: small external growths pinch off and become new sponges ...
Review of Porifera, cnidarians, and the Worms. Name the group that has: ... Hermaphrodite - all. External Fertilization - all. Nematoda. Annelida. Platyhelminthes ...
EL FEUDALISMO LA ORGANIZACI N DE UN MUNDO FRAGMENTADO Qu es el feudalismo? El feudalismo es un sistema social, econ mico y pol tico que predomin en Europa ...
classes of sponges and sponge anatomy notes HW: Classes of Sponges There are three different classes of sponges: Calcarea Hexactinellida (Glass Sponges) Demospongia ...
... external fertilization fertilization that occurs outside the animal's body. ... Sponges are soft-bodied invertebrates, that can be found at depths of about 8500 ...