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compare choanoflagellates and choanocytes of sponges based on their morphological features: please indicate each of their characteristsics
cell shape
collar complex
microvilli
flagellum
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- Describe at least four morphological features similar to both choanoflagellates and choanocytes of sponges and the functions of these structures in each. please do not directly copy from googleGive the function of the following parts of a sponge Spongocoel Mesophyl Choanocyte layer Flagellated canal Ostia (ostium) Mesohyl Radial canal:These differ from the other classes of sponges in that their cells are syncytial (multinucleate and only a few cells or even one cell can cover the entire skeleton) Hexactinellida Calcerea Demospongia Homescleromorpha
- Fill in the blank to escribe the route of water through an synconoid sponge by listing the numbers in the correct order. To answer - write the numbers with a space in between - e.g. 1 2 3 4 5 6 7 1. osculum 2. spongocoel 3. ostium in porocyte 4. apopyle 5. radial canal 6. prosopyle 7. incurrent canalMicorgnathozoans are characterized by (check all that apply) - dorsal plates - ventral plates - cellular epidermis - ciliary adhesive padBriefly describe asconoid, syconoid, and leuconoid body types in sponges
- Differentiate the three types of canal systems of sponges as to structure, types of cells, and the pathways of water flow. Canal systems : Ascon Leucon Sycon *Provide ReferencesExplain how the system of pores operate in a typical sponge.Describe the different cell types and their functions in sponges.
- Why are glass sponges distinguished from sponges with cellular bodies?Relative to asconoid organization in sponges the syconoid form exhibits smaller body size increased spongocel volume relative to pumping surface area reduced spongocel volume relative to pumping surface area larger body sizeDefine the following with regard to sea anemones: siphonoglyph; primary septa or mesenteries; incomplete septa; septal filaments; acontia threads; pedal laceration