many can move to new locations by dissassembly-reassembly (see: chicken.Variety in form (see diagrams in web article) symbiotic algae are common in sponges (e.g.water currents perpendicular to oscula aid.small food particles trapped (mostly bacteria).Skeletal components, most have 2 or 3 types (which sorts of sponges are skeletal elements -protein and spicules (see.
collar cells (choanocytes) - create water.amoeboid cells - wander about, make spicules.Major cell types and structural features: Best described as a colony of protist-like cellsģ. some species in freshwater (unpolluted)Ģ.Sponges are sessile animals with simple body structure In addition to your text, please read the following:Īlso, if you are in my Bio 351 class (Invertebrate Biology), see the additional diagrams and photos here:ġ.
Ways that members of that group solve these fundamental problems that are Processing information about surroundings (bothįor each group of animals that we study (andįor the microbes, fungi, and plants we have already studied) consider the
Internal communication and coordination of activitiesĩ. Procurement of raw materials for growth and maintenance
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