Animal diversity essay animal diversity the definition of animal diversity is the form and function of different animals which are categorized in different ways - animal diversity essay introduction one way of categorization is the symmetry of an animal, the two types of symmetry are bilateral and radial. One phylum on the table has more species than all the others state the name of this phylum, and provide several different examples of species found in this phylum the phylum in the table are cnidaria, mollusca, annelida, arthropoda, porifera, echinodermata, chordata, platyhelminthes and nematoda. Introduction: our survey of metazoan diversity continues with the clade bilateria, which consists of animals which have bilaterally symmetrical body plans, unlike the radially symmetrical phylum cnidaria and the largely asymmetrical phylum porifera.
Organism that belongs to phylum chordates have to have four features, which include a notochord, there is a semi-flexible rod which not only provides structural support, but also is there as an anchor for the animal's large body muscles and the post-anal tailin, a hollow nerve cord. Phylum porifera essay info: 502 words the name 'porifera' comes from the latin word 'porus' meaning 'pore' and 'ferre' meaning 'to bear', so it means 'a pore-bearing organism. • the chordates occupy the highest position in the food chain • the name phylum was derived from the characteristic which all chordates share, the notochord – a long, elongated, and flexible cartilaginous structure that runs the entire length of the body. Reproduction phylum porifera the flagella move water into the sponge cells collect nutrients in the water before it leaves the sponge internal transport> have cells like amoeboids to crawl around hands out nutrients 1.
Porifera's have 5,500 species and the animals in this phylum are popularly known as sponges arthropodas have 1 million species, the most out of all the others. Porifera phylum as time progresses, animals have become bigger and display more of a complex body in some cases, this is not always true the poriferas and cnidarians do not have a difficult structure like the platyhelminthes. Phylum porifera which lacks any symmetry (asymmetry) and phylum cnidaria which has radial symmetry list all of the phyla that show cephalization phylum annelida, phylum mollusca, phylum arthropoda, phylum platyhelminthes, phylum nematoda, and phylum chordata. Taxonomic classification lack organs an example of phylum cnidaria is jellyfish, which is radially symmetrical examples of organisms in phylum porifera include sponges and they lack symmetry on all axes (ludäscher, 2005) buy term papers, essay writer, custom essay order, essay buying, custom research paper.
Phylum protozoa phylum porifera phylum coelenterata phylum annelida phylum mollusca phylum echinodermata phylum arthropoda or write four common characteristics of the following phdessay is an educational resource where over 40,000 free essays are collected scholars can use them for free to gain inspiration and new creative ideas for. Phylum porifera 1 on the back of the sheet, draw the basic structure of a sponge label the: epithelial cells, porocytes, choanocytes, spongocoel, amoebocytes, and osculum. Filter feeding of porifera entrance of water through myriads of tiny pores uses a flagellated collar cell (choanocyte) to move water the beating of many tiny flagella, one per choanocyte, draws water past each cell, bringing food and oxygen, and carrying away wastes. Porifera, the latin name of the phylum, means “pore bearer”, referring to the visibly apparent openings on the surface sponges come in a variety of colors and shapes. Question experiment 2: creating a phylum key table 2: phylum taxonomic key porifera cnidaria platyhelminthes annelida arthropoda mollusca echinodermata chordata post-lab assessment 1 were any of the features used in more than one phyla if so, give an example of an organism from each phyla that shares the feature 2 list three features from table [.
The taxonomy of animals essay sample organs are collective tissues working together for a single function eg eyes for vision among all other groups of animals, organ level of organization is achieved except for one phylum. The phylum porifera is an ancient group, remote phylogenetically from other metazoan groups, although some evidence suggests that they are a sister group to the eumetazoa their adaptive radiation is centered on elaboration of the water circulation and filter feeding system. Porifera, which means pore bearer is made of the organisms we call sponges they are the least evolunationaly advanced phylum in the animal kingdom all sponges are sessile which means they do not move.
Sponges, the members of the phylum porifera (/ p ɒ ˈ r ɪ f ər ə / meaning pore bearer), are a basal metazoa (animal) clade as a sister of the diploblasts they are multicellular organisms that have bodies full of pores and channels allowing water to circulate through them, consisting of jelly-like mesohyl sandwiched between two thin layers of cells. Cnidaria essay 1004 words | 5 pages cnidaria is a large phylum composed of some of the most beautiful of all the salt and freshwater organisms: the true jellyfish, box jellyfish, coral and sea anemones, and hydra. Animal phylums this essay animal page 1 of 3 biology animal phylums write a three sentence description for each phylum and list two examples for each also, draw a picture of a common example from each (or cut out of a magazine) you will be graded on how accurate your information is as well as neatness sponges (porifera): poriferans.
Cnidaria essay 1004 words 5 pages cnidaria is a large phylum composed of some of the most beautiful of all the salt and freshwater organisms: the true jellyfish, box jellyfish, coral and sea anemones, and hydra. Published: tue, 31 jul 2018 the porifera or sponges are marine animals and they consist of loosely organized cellswhile all animals have unspecialized cells that can transform into specialized cells, sponges are unique in having some specialized cells that can transform into other types, often migrating between the main cell layers and the mesohyl in the process. Below is an essay on phylum from anti essays, your source for research papers, essays, and term paper examples porifera, cnidaria, patyhelminthes, nematoda, annelida, arthropoda, mollusca, echinodermata, and chordota sponges are animals of the phylum porifera.