BACK TO bilateral-symmetry
radial symmetry vs. bilateral symmetry
noun
- a basic body plan in which the organism can be divided into similar halves by passing a plane at any angle along a central axis, characteristic of sessile and bottom-dwelling animals, as the sea anemone and starfish.
noun
- a basic body plan in which the left and right sides of the organism can be divided into approximate mirror images of each other along the midline.