7th Science Key Terms Aminilea Flashcards
An animal with a back bone.
Vertebrate
An animal without a backbone.
Invertebrate
Thick outer covering protecting and supporting the animals bodies.
Exoskeleton
Hard internal support structures made from bone or cartilage.
Endoskeloton
Body organization that can not be divided into two parts that are nearly mirror images of each other. EX corral.
Asymmetry
Body organization that can be divided into two parts that are nearly mirror images of each other. EX insects.
Bilateral Symmetry
Body organizations that can be divided into parts that are mirror images through the centra axis of the body. EX Seastar
Radial Symmetry
A fluid filled internal cavity surrounded by muscle.
Hydroastic skeleton
The instinctive seasonal movement of animals when conditions are not favored.
Migration
Response in which an animals body temperature, activity, heart rate, and breathing decrease during cold weather.
Hibernation
Behavior that occurs when an animal forms an attachment to an organism.
Imprinting
A way of learning new behaviors where a behavior is modified so that response to stimuli becomes associated with a different stimulus
Conditioning
Animals giving off light
Biolumineces
When fertilization happens in an animal.
Internal Fertilization
When fertilization happens outside the animal
External Fertilization
