What is the tube-shaped body form with a mouth surrounded by tentacles

Posted on 15.06.2018 by Admin
A polyp is formed by a tube with a mouth surrounded with tentacles, referred to as a head, and is attached to the bottom with a foot-like disk. What are the two basic body forms of cnidarians. Coral, jellyfish, sea anemone, hydra.
Simplest animal with bilateral symmetry. Radial symmetry - A body is said to be radially symmetrical if it can be divided into similar halves in any plane. What is the arm like structures surrounding the mouth of cnidarians.
Sexual reproduction present - most are dioecious. All cnidarians haveboth stages, like larva and adult, but they spend more time in oneof them and are known as that stage, for example anemones andjellyfish. Many types of asexual reprodution as well as regeneration.