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- 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 Homescleromorphacan someone make me some brochure in canvathe topic is to make a brochure that represents Porifera, Coelenterata, Platyhelminthes, Aschelminthes, Annelida, Arthropoda, Mollusca, Echinodermata, Chordata. under phylum of animaliaThe live "vinegar eels" we observed in lab belong to the phylum: Mollusca Annelida Nematoda Platyhelminthes
- You spent time in a body of freshwater in the tropics and sometime later become fatigued and develop nerve cord lesions. Your doctor discovers eggs in your feces which contain embryonated eggs (egg capsule containing a miracidium larva). This means you have been infected by a trematode liver fluke a cestode a tape worm a nematode worm a trematode blood flukePARASITIC HELMINTHES: Phylum Platyhelmenthes Tape worm Class Sex Sturctures Cestoda Monoecious Scolex Proglotids Blood fluke Hookworm Pinworm Liver fluke Ascaris lumbricoides 6) COLONY CHARACTERISTICS Description Plates Shape of colony Margin of colony Elevation Орacity Pigmentation Slant Filiform Arborescent BeadedThe chromatophore pigment is present in which animal group? Annelida Nematoda Cephalopods Platyhelminthes
- Which of the following lack setae:(can be more than 1 nemerteans leeches earthworms polychaetesWhich of the following is not true of Acanthostega? It was aquatic It had gills It had four limbs It laid shelled eggs.Figure 27.6 Which of the following statements is false? Eumetazoans have specialized tissues and parazoans don’t. Lophotrochozoa and Ecdysozoa are both Bilataria. Acoela and Cnidaria both possess radial symmetry. Arthropods are more closely related to nematodes than they are to annelids.
- Frogs belong to which order? Anura Urodela Caudata ApodaWhich of the following is not contained in phylum Chordata? Cephalochordata Echinodermata Urochordata VertebrataA radula in a gastropod is a female reproductive structure A sharp, tooth like structure for killing prey a structure that aids in feeding a sense organ for detecting light Which choice correctly identifies the body plan of a Mollusc? radial symmetry bilateral symmetry asymmetry (no symmetry) A characteristic present in members of the arthropod subgroup that includes spiders, but not present in other arthropod classes would be the presence of chelicerae. an open circulatory system. an exoskeleton. a cuticle. a cephalothorax.