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All cnidarians have on their tentacles stinging cells called nematocytes. They have no brains or a central nervous system. Another common feature is that they all can regenerate, letting them produce asexually (without the need for another partner) and to recover from injury.
What else can I help you with?
Are cnidarians arthropods?
Cnidarians and Sponges are invertebrates
What are the main characteristics of sponges cnidarians and worms?
Sponges are invertebrate animals that usually have no body symmetry and never have tissues or organs. Cnidarians use stinging cells to capture food and defend themselves. Flatworms are flat and as soft as jelly. Unlike cnidarians or flatworms, roundworms have a digestive system that is like a tube, open at both ends. Earthworms and other segmented worms have bodies made up of many linked sections called segments.
Are Cnidarians protists?
No, cnidarians are not protists. Cnidarians are a diverse group of animals that include jellyfish, corals, and sea anemones. Protists are a separate group of eukaryotic organisms that are not classified as animals.
Which system is more advanced in cnidarians than in porifera?
The nervous system. Cnidarians have a neural net, but porifera do not.
Are cnidarians warm-blooded?
No. Cnidarians don't even have a circulatory system.
What are some characteristics of cnidarians?
soft bodies and stinging cells
Which characteristics do scienctists use to classify cnidarians?
from other animals they get it
What are some special characteristics for cnidarians?
Jellyfish, corals, and box jellies
What characteristics gives cnidarians their name?
The characteristic that gives cnidarians their name is: cnidarian means "nettle" and nettles are plants that release stinging barbs into the skin. All cnidarians have stinging cell's. Cnidarians have complex tissues, a gut for digesting food, and a nervous system.
What are three characteristics that all cnidarians have in common?
All cnidarians live in water, have tentacles with specialized stinging cells called nematocysts, and have an internal sac for digestion which is called the gastrovascular cavity.
What characteristics did cnidarians add and what do these additions allow cnidarians to do?
Cnidarians, such as jellyfish, corals, and sea anemones, developed specialized cells called cnidocytes, which contain stinging organelles (nematocysts) that allow them to capture prey and defend against predators. They also possess a simple body plan with radial symmetry and a gastrovascular cavity for digestion. These characteristics enable cnidarians to efficiently interact with their environment, providing them with enhanced predatory capabilities and a means of protection, which contributes to their success as aquatic organisms.
What are two types of cnidarians that are formed by colonies?
small cnidarians and big cnidarians
What are 3 characteristics of cnidaria?
3 characteristics of cnidarians are having tentacles, cnidocytes, and digestion. Cnidara have poisonous stinging cells and soft bodies. Stinging cells can be found in the tentacles of a jellyfish.
Do cnidarians have nerves?
cnidarians have no nervous system
What is the family for cnidarians?
The cnidarians are in the Kindom family
Is a cnidarians invertebrates?
Yes, cnidarians are invertebrates.
Are earthworms cnidarians?
Nope - Cnidarians are marine creatures !
