Cnidarians Jellyfish, Sea anemones and Coral Cnidarians are soft-bodied, carnivorous animals that have stinging tentacles arranged in circles around their mouths. Nematocyst poison filled stinging structure that contains a tightly coiled dart.
Body Plans Cnidarians show radial symmetry 2 very different looking life stages Polyp sea anemone Medusa - Jellyfish
Life Processes Feeding carnivores, use nematocysts to capture.gastrovascular cavity digestion chamber with one opening. Respiration/circulation/excretion diffusion Response nerve net loosely organized network of nerve cells. Movement Polyps move by hydrostatic skeleton.
Medusa move by jet propulsion. Asexual Reproduction 1. Asexual Budding Swelling on polyp
which falls off and produces more polyps. Sexual Reproduction Sexual External fertilization separate sexes
egg/sperm produce a larvae which turns into a polyp and the buds release medusa. Types of Cnidarians 2. Hydra a colony of
separate organisms. 1. Jellyfish largest is 4-6 meters Ex. Portuguese man-ofwar tentacles can be
164 feet long Types of Cnidarians 3. Sea anemones and Coral
Purchase online with credit card or PayPal account $60.00 PowerPoint Presentation Step 1. Login to your CSUN Canvas account Step 2. Click on the MyLab and Mastering Link Step 3. Create a Pearson Username & Password Step 4. Select a...
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