Sponges constitute the phylum Porifera, and have been defined as sessile metazoans (multicelled immobile animals) that have water intake and outlet openings connected by chambers lined with choanocytes, cells with whip-like flagella. However, a few carnivorous sponges have lost these water flow systems and the choanocytes. All known living sponges can remold their bodies, as most types of their cells can move within their bodies and a few can change from one type to an…
Wikipedia · Tekst onder CC-BY-SA-licentieWEB1 nov. 2007 · De Porifera is de naam voor de groep van de sponzen. Porifera betekent dan ook letterlijk “drager van poriën”. De sponsachtige structuur bevat namelijk talloze …
WEBSponge, any of the primitive multicellular aquatic animals that constitute the phylum Porifera. They number approximately 5,000 described species and inhabit all seas, …
Porifera - Animalia
WEBPorifera. <p><b>Sponges</b> (also known as <b>sea sponges</b>), the members of the phylum <b>Porifera</b> (; meaning 'pore bearer'), are a basal animal clade as a sister …
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WEBSponges make up the simplest animal group on the planet: phylum Porifera (from the Latin porus ‘pore’ and ferre ‘to bear’). Having no digestive tract, localized sensory region, or true tissues, they are little more than a …
5.1: Phylum Porifera - Biology LibreTexts
WEBPorifera. Sponges are unique creatures. They are in the Phylum Porifera and there are about 5,000 different known species. They are one of the simplest forms of multi-cellular animals and come in a variety of different …
Phylum Porifera | Animal kingdom | Biology | Khan Academy
WEB19 apr. 2023 · Phylum Porifera | Animal kingdom | Biology | Khan Academy. Let's learn about sponges - the animals that belong to the phylum Porifera. 00:00 Introduction …
WEB9 feb. 2019 · Sponzen (Porifera) zijn een groep dieren die ongeveer 10.000 levende soorten omvat. Leden van deze groep zijn onder meer glazen sponzen, demosponges en …
Introduction to Porifera - University of California …
WEBThe approximately 5,000 living sponge species are classified in the phylum Porifera, which is composed of three distinct groups, the Hexactinellida (glass sponges), the Demospongia, and the Calcarea (calcareous …
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