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invertebrat/section1
| Question | Answer |
|---|---|
| Invertebrate | an animal that does not have a backbone |
| Symmetry | |
| Neuron | a special tissues that make fibers |
| Ganglion | a mass of nerve cells |
| Brain | an organ that controls nerves throughout the body |
| Gut | the digestive tract |
| Coelom | a body cavity that contains the internal organs |
| Regenerate | to grow back |
| Medusa Polyp | swin through the water |
| nematocyst | roundworm/ stinging worm |
| parasite | an organism that invades and feeds om the body of another living organism |
| Polyp | attach to a surface |
| pores | the wholes of the outside of a sponge body/ let the water in the sponge |
| collar cells | line the central cavity of a sponge/filter and digest food from the water that enters the body |
| osculum | a whole on top of the sponge/ lets the water out |
| spicules | sharp skeleton |
| spongin | soft skeleton |
| phyla-Porifera | |
| phyla-Cnidaria | a group of invertabrates that have stinging cells |
| phyla-Platyhelminthese | flatworms |
| phyla-Nematoda |
Created by:
sabibi111
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