Class Trematoda: Infect the internal organs of hosts. Parasitic Can be endoparasites (live in the host) or ectoparasites (attach to external surfaces of the host. Size: ~ 1 cm to 10 cm Covered in an unciliated cuticle. Usually require 2 hosts to complete it's life cycle.
The difference between a mole and a wart is that moles are not contagious, but warts are. A mole, or nevus, is a collection of skin pigment cells. When they are small, they look like small brown dots. When the collection is larger, and slightly deeper, it can cause a raised skin colored bump over it.
What is the difference between War and Battle? â¢ A battle is a small part in a war and a war is made up of several battles. â¢ Battle is actual fighting that takes place while war is more of strategy and planning. â¢ Battle is the real action in a war. â¢ The outcome of a battle does not decide the winner of a war. â¢ Battles are of smaller duration than wars.