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Animals

QuestionAnswer
Homeostasis Keeping internal body conditions stable
Adaptations Structures and behaviors that allow animals to perform functions
Vertebrate Animals with backbones
Invertabrates Animals without a backbone
Tissue Group of similar cells
Organ Made up of different tissues
Bilateral Symmetry One line divided into two sides
Radial Symmetry Only one line divided
Cnidarian Invertabrates that have stinging cells
Mollusk Invertebrates with soft unsegmented bodies protected by hard shell
Arthropod Invertabrates that have hard outer coverings
Exoskeleton Outer skeleton
Echinoderm Invertebrate that has an internal skeleton and system of fluid-filled tubes
Endoskeleton Internal skeleton
Chordates Fish, amphibians, reptiles, birds and mammals
Notochord Flexible rod that supports a chordates back
Vertebra Small bones
Ecotherm Little internal body heat
Endotherm Animal that controls the internal heat it produces
Created by: spartan187
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