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18 terms

Science Chp. 12

Science Chp. 12 Ms. Apple
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vertebrate
animal with a backbone
radial symmetry
having body parts arranged in a circle around a center point
sessile
remaining attached to one place
regeneration
ability of an organism to replace body parts
hermaphrodite
an animal that produces both sperm and eggs
cnidaria
group name meaning "stinging-cells"
tentacle
armlike structure having stinging cells
polyp
cnidarian body plan that is shaped like a tube or vase
medusa
bell-shaped body plan of cnidarians
free-living
organism that does not depend on another for food or a place to live
bilateral symmetry
having right and left halves that are near mirror images of each other
invertebrate
animal that doesn't have a backbone
anus
opening at the end of digestive tract where wastes leave
omnivore
eats plants and animals
mimicry
example: the non-venomous king snake looks like the venomous coral snake
camouflage
example: stripes help tigers hide in tall grasses
herbivore
eats only plants or parts of plants
carnivore
captures and kills other animals for food