click below
click below
Normal Size Small Size show me how
science ch. 11
Term | Definition |
---|---|
animal | multicellular eukaryotes that are heterotrophs. They eat other living things because they can’t make their own food |
Animal Kingdom | a basic group of natural objects that include all living and extinct animals. |
invertebrate | animals that lack a vertebral column, or backbone |
larva | a distinct juvenile form that many animals go through before becoming an adult |
vertebral column | backbone |
vertebrate | animals that have a backbone |
amniote | animals that produce eggs with waterproof membranes |
aquatic | lives in water |
chordate | animals without a notochord |
coelom | a fluid-filled body cavity that is completely enclosed by mesoderm |
cranium | bony skull |
exoskeleton | non-bony skeleton that forms on the outside of the body |
notochord | a rigid rod along the length of the body |
pseudocoelom | body cavity filled with fluid |
segmentation | division of the body into multiple parts |
symmetry | able to be divided into two identical halves |
terrestrial | inhabitant of the earth |