gastrovascular cavity
gastrovascular cavity
All cnidarians possess tentacles and are radially symmetrical. Most cnidarians are found in shallow water and are marine life.
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.
Nearly all corals and some other cnidarians are attached and are called sessile .
A:True
No. Cnidarians do not have teeth or any hard body parts.
Ctenophores are gelatinous creatures with rows of cilia for movement and lack stinging cells, while cnidarians have stinging cells called cnidocytes. Ctenophores also have a simpler body structure compared to the more complex body plans of cnidarians, which include jellyfish, corals, and sea anemones.
like spokes on a wheel
cnidarians
cnidarians
1
The tissue in our body is called Body tissue.