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Homeostasis Keeping internal body conditions stable.
Vertebrate Animals with a backbone.
Invertebrate Animals without a backbone.
Tissue Groups of similar cells that do certain things.
Organ Something made up of different tissue.
Radical Symmetry When a line crosses the center point in creates two mirror images.
Bilateral Symmetry Has one line of symmetry that divides into two halves.
Cnidarian Invertebrates with stinging cells that have food in their central cavity when they take it.
Mollusk Invertebrates that have soft, unsegmented bodies that are usually protected by a hard shell.
Arthropod Invertebrates with pares of jointed appendages, segmented bodies, and a hard outer covering.
Exoskeleton The outer covering of a Arthropod.
Echinoderm An invertebrates with a series of fluid-filled tubes and an inner skeleton.
Endoskeleton An internal skeleton.
Adaptation Structures and behaviors that allow animals to to do certain things.
Created by: Jameskendrick