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Lesson 4

4th period science

TermDefinition
Chordate Any animal belonging to the phylum Chordata
Notochord A rod that supports animals kind of like a spin
Vertebra Multiple small bones forming in the back bone
Ectotherm An animal that is dependent on external sources of body heat
Endotherm An animal that generates its own body heat
Tell me the three characteristics of chordate and vertebrae’s They have a Noto cord Dorsal Hollow, Nerf cord, and slits in the throat The three characteristics of a vertebrae, or that has vertebral column, cranium skull and an endoskeleton
Describe the difference between an ectotherm and an endotherm Ectotherm’s is an animal that is dependent on external sources of body heat, but an endotherm does not
Created by: user-1992958
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