Bioidentical hormone therapy is often called natural hormone therapy because bioidentical hormones act in the body just like the hormones we produce.But here again, that tricky word natural muddies the waters.ioidentical hormone therapy is often called natural hormone therapy because bioidentical hormones act in the body just like the hormones we produce.
Some bivalves, which are mollusks, have bilateral symmetry. Radial symmetry is typical of starfish, urchins, and sea anemones, which are echinoderms.
Starfish appear radially symmetric, but they are actually classified as bilaterally symmetric organisms. That is actuall wrong...they are radially symmetrical, but they do devâ¦elop from bilaterally symmetrical larvea From PattiVan: Think of the starfish like bicycle wheel and the legs are its spokes. The spokes are placed in a radial fashion from the center leading out; so the starfish has radial symmetry.