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xXxkillaxXx Science

Science

TermDefinition
Vertebra The bone that make up the backbone of an animal.
Cartilage A flexible, strong tissue that is softer than bone.
Endotherm An animal whose body controls and regulates its temperature by controlling the internal heat it produces.
Chordate The phylum whose members have a Notochord, a nerve chord, and slits in their throat area at some point of there lives.
Ectotherm An animal whose body does not produce much internal heat.
NotoChord A flexible rod that supports a chordates back.
Buoyant force The force that water exerts upward on any under water object.
swim bladder An internal gas-filled organ that helps a bony fish stabilize its body at different water depths.
Fish An Ectotherm vertebrate that lives in the water and has fins.
Habitat The specific environment in which an animal lives.
Ventricle The lower chamber of the heart which pumps blood out to the lungs and body.
Atrium An upper chamber of the heart.
Amphibian An Ectothermic vertebrate that spend its early life in water and its adult hood on lad, returning to water to reproduce.
Reptile An Exothermic vertebrate that has lungs and scaly skin.
Urine The watery fluid i n which the waste produced by an animal's cells are excreted.
Fossil The hardened remains or other evidence of a living thing that existed a long time in the past.
Sedimentary Rock Rock formed from hardened layers of sediments-particles of clay, and, mud, or slit.
Paleontologist A scientist who studies extinct organisms, examines fossil structure, and makes comparisons to presnt-day organisms.
Created by: xXxkillaxXx
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