Hexactinellida. ????? ???????? Phylum Porifera. Three main ... Hexactinellida ... Hexactinellida. Choanoflagellata. Eumetazoa. Fungi. Sponge paraphyly and the ...
classes of sponges and sponge anatomy notes HW: Classes of Sponges There are three different classes of sponges: Calcarea Hexactinellida (Glass Sponges) Demospongia ...
Sponges and Placozoans Chapter 12 * Phylum Placozoa Trichoplax adhaerens is the sole species of phylum Placozoa (marine). No symmetry No muscular or nervous organs ...
... Porifera Overview Most primitive of the multicellular animals There is some debate if sponges are complex colonial protozoans ... Evolution Characteristics ...
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.
Porifera Rope Sponges Question #1 Which of the following characteristics makes sponges unique among other animals? They are multicellular. They are heterotrophic.
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 ...
Aumenta la proporci n entre el rea de superficie y el volumen ... se asienta. las c lulas externas pierden su flagelo, migran al interior y forman los coanocitos ...
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 ...
Sponge Form and Function. Dermal ostia (body pores) Flagellated choanocytes trap food ... 95% of living sponge species. Spicules of silica. If absent, skeleton ...
Geological Range of Plants Archaeopteris fossil plant- Sphenophyta Progymnosperm Devonian through Mississippian Archeapteris stump Calamites - plant Geological range ...
... rather than colonial because there are different cell types. ... Structural conditions of sponges: Trend from one large chamber to numerous small chambers. ...
Black-ball sponge. Erect Rope Sponge. Phylum Porifera. 5. Porifera Anatomy. Spongocoel ... (collar cells) act as a pump to bring water into the sponge ...
ANIMALIA (Dunia Hewan) By: Maududi MA. CIRI CIRI UMUM KINGDOM ANIMAL Eukariot, Multiseluler Tidak memiliki dinding sel dan klorofil Heterotrof Dapat bergerak untuk ...
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, ...
General Zoology Unit Two Have silicon based spicules Sometimes referred to as glass sponges All are deep sea forms Euplectella Some members are of the syconoid form ...
ANIMALIA (Dunia Hewan) By: Maududi MA. CIRI CIRI UMUM KINGDOM ANIMAL Eukariot, Multiseluler Tidak memiliki dinding sel dan klorofil Heterotrof Dapat bergerak untuk ...
Instituto Federal do Norte de Minas Gerais-Campus Salinas Departamento de Biologia-Filo Porifera-As esponjas do Mar Professor Filipe Vieira Santos de Abreu
Origins of Multicellular Animals Three Hypotheses Syncytial ciliate hypothesis Ancestor is single celled ciliate with multiple nuclei Colonial flagellate hypothesis ...
Biology 320 Invertebrate Zoology Fall 2005 Chapter 5 Phylum Porifera Phylum Porifera The sponges Name Porifera means pore bearers First metazoan phylum we ...
Licenciatura en Hidrobiolog a Unidad Ense anza Aprendizaje: BIOLOG A DE LOS ORGANISMOS BENTONICOS II (ZOOBENTOS) TEMARIO Biol. Jos Alejandro Gamboa Contreras
Like some sponges and corals, they form colonies of various shapes and sizes, ... all aquatic and are mostly marine, sessile, benthic animals, and are all filter ...
Chapter 25. The Animal Kingdom I: Introducing the Invertebrates. The Diversity of Animals ... Invertebrates that live in freshwater are more likely to have protected ...
Qu a apport la g nomique la phylog nie des animaux ? Herv Philippe D partement de Biochimie, Centre Robert Cedergren, Universit de Montr al, Succursale ...
... physalis (the Portuguese Man of War)], anemones, and ... The Portuguese man of war. Evolution. Cnidarians were one of the first recognized animal fossils. ...
Masses of specialized cells embedded in gel-like substance ... Can be tube-like and contractile (porocytes) Bag-shaped with large internal cavity (Spongocoel) ...
How do they support themselves and locomote? How do they feed and digest? ... Cells are totipotent - they change form and function and they are mobile ...
Multicellular and Tissue Level Organization Chapter 9 Multicellularity Multicellularity Multicellular organisms have existed for 550 million years 10 % of geological ...
BAB IX DUNIA HEWAN Struktur tubuh bintang laut Sistem ambulakral pada bintang laut Madreporit Saluran radial Saluran cincin Ampula Testa Pediselaria Kaki ambulakral ...
submitted by , annat varghese class-9th a roll no : 9103 school : k.v.m-no :1 contents kingdom animalia porifera cnidaria platyhelminthes nematoda annelida arthropoda ...