4.5 Intro to Animals Vocab

Front

outer, external

Back

Exo

Front

inner, internal

Back

Endo

Front

framework

Back

Skeleton

Front

in this body plan, the animal is irregular in shape and, therefore, lacks symmetry.

Back

Asymmetry

Front

in this body plan, the bodies of animals with this symmetry are organized like spokes on a wheel

Back

Radial Symmetry

Front

in this body plan, animals with this symmetry have two sides that mirror each other along one plane through the central axis.

Back

Bilateral Symmetry

Front

The process of cells developing into cells with different functions

Back

Cell Differentiation

Front

an animal that eats other organisms, or parts of organisms, to get the energy it needs for life processes.

Back

Consumer

Front

an animal without a backbone.

Back

Invertebrate

Front

a hard, external covering, which supports the body of an invertebrate.

Back

Exoskeleton