DNA replication is one of the most basic processes that occurs within a cell. Each time a cell divides, the two resulting daughter cells must contain exactly the same genetic information, or DNA, as the parent cell. To accomplish this, each strand of existing DNA acts as a template for replication.
radial. 1  a. Of, relating to, or arranged like rays or radii. b. Radiating from or converging to a common center. c. Having or characterized by parts so arranged or so radiating. 2  Moving or directed along a radius. 3  Anatomy Of, relating to, or near the radius or forearm. 4  Developing symmetrically about a central point.
Definition of Radial Symmetry When an organism is radially symmetrical, you could cut from one side of the organism through the center to the other side, anywhere on the organism, and this cut would produce two equal halves.