Wheeled vehicles require a surface with what?
epithelial tissue A hinged joint physical properties absorbing nutrients fine granules less friction scales or plates dampness
A B C D E F G H
Wheeled vehicles require a surface with what? (A) epithelial tissue (B) A hinged joint (C) physical properties (D) absorbing nutrients (E) fine granules (F) less friction (G) scales or plates (H) dampness