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Tissue A group of similar cells that perform a specific function
Organ A body structure that is composed of different kinds of tissue tat work together
Radial Symmetry A body plan in which any number of imaginary line that all pass through a central point divide the animal into two mirrors images
Bilateral Symmetry A body plan in which a single imaginary line divides the body into left and right sides that are mirror images of each other
Adaption A inherited behavior or physical characteristics that helps an organism survive and reproduce in its environment
Homeostasis The condition in which an organism's internal environment is kept stable in spite of changes in the external environment
Vertibrate An animal with a backbone
Invertebrate An animal without a backbone
Cnidarian A radially symmetrical invertebrate that uses stinging cells to capture food and defend itself
Mollusk An invertebrate with a soft, unsegmented body; most are protected by a hard outer shell
Arthropod An invertebrate that has an external skeleton , a segmented body, and joined appendages
Exoskeleton External skeleton; a tough, waterproof outer covering that protects, supports, and helps prevent evaporation of water from the body of many invertebrates
Echinoderm An animal whose body temperature is regulated by the internal heat the animal produces
Endoskeleton An internal skeleton; structural support system within the body of an animal
Created by: Jay_Slay