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1. Polyp
2. Medusa
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What is cnidarians excretion?
The excretion process in Cnidarians is accomplished through diffusion. The waste flows out of the gastrovascular cavity after the nutrients go directly to the body.
Which contains the simplest forms of muscles and nerves- Echinodermata Arthropoda Crustacea Vertebrata Mollusca?
It's cnidarians
Symmetry of cnidarians?
Cnidarians have a radial symmetry.
What is one way that cnidarians and mollusks differ?
Mollusks are defined as Bivalves. They are called Bivalves because they have two shells. Cnidarians such as Jelly Fish do not have shells which define a bivalve (mollusks).
Are cnidarians arthropods?
Cnidarians and Sponges are invertebrates
What body systems do cnidarians have?
The body systems that cnidarians have take two forms. The main body forms are medusa and polyp. Cnidarians do not have a transport system and the body surface is used for gaseous exchange.
What are the two forms of cnidarians?
Cnidarians come in two forms: a medusa has tentacles that hang down and polyps usually live attached to a surface.
What are two forms of shape within cnidarians?
poly and medusa
Two main forms of life for the cnidarians?
Polyps, which are Sessile or stationary, and Medusa which move.
What are two forms of cnidrians?
The two forms of Cnidarians are the Medusoid or mobile form (e.g. Hydra), and the Polyp or sessile form (e.g. Aurelia).
What are made up of two cell layers and have only one body opening?
Cnidarians.
What are two types of cnidarians that are formed by colonies?
small cnidarians and big cnidarians
What do the two body forms of cnidarians look like?
There are two cnidarian body shapes, the bell-shaped Medusa, whose tentacles face downward and the vase-shaped polyp, whose tentacles face upward. Cnidarians have stinging cells in their tentacles known as cnidocytes. These cells include a trigger that releases a toxin-coated stinger that paralyzes any organism that has come into contact with is. Examples of a medusa include the common jellyfish, and examples of a polyp include corals and sea anemones.
Do cnidarians have specialized teeth?
No. Cnidarians do not have teeth or any hard body parts.
Does cnidaria have a respiratory system?
Both forms have a single Body_orificeand body cavity that are used for digestion and Respiration_(physiology), so yes, cnidarians do have a respiratory system.
Cnidarians such as jellyfish have radial symmetry. How are the body parts of cnidarians arranged?
like spokes on a wheel
What is the stinging cells body description?
cnidarians
