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science final 2
vocab
10
Science
7th Grade
05/09/2012

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Term
tropism
Definition
positive or negative plant response to an external stimulis such as touch, light , or gravity
Term
herbivores
Definition
animal that eats only plants or part of plants.
Term
carnivores
Definition
animal that only eats meat.
Term
omnivores
Definition
animal that eats plant and animal flesh.
Term
vertebrates
Definition
animals with a backbone
Term
invertebrates
Definition
animals without a backbone.
Term
radial symmetry
Definition
body parts arranged in a circle around a cental part.
Term
bilateral symmetry
Definition
body parts arranged in a similar way on both sides of the body, with each half being nearly a mirror image of the other half.
Term
exoskeleton
Definition
thick,hard outercovering that protects and supports arthropod bodies and provides places for muscles to attach.
Term
mammals
Definition
endothermic vertebraes that have hair , teeth specilized for eating certain foods ,and mammary glands that produce milk for feeding their young .
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