phylum Cnidaria

10 terms by jonij 

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medusa

bell-shaped or vase-shaped cnidarian body specialized for swimming

polyp

vase-shaped cnidarian body specialized for being sessile

Cnidaria

phylum that contains jellyfish, sea anemone, coral and hydra

gastrovascular cavity

hollow gut with a single opening (mouth)

nematocyst

specialized cell used to inject toxin into prey

tentacle

appendage used to grab, paralyze and move prey to the mouth

nerve net

interconnected nerve cells in cnidarians

bioluminescence

production of light through a chemical reaction

coral reef

hardened skeletens of coral polyps

ectoderm

tissue that forms the integument (epidermis, skin)

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