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what is chordata?

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a chordata is a fresh water lobster

"Chordata" is a phylum of animals having a notochord. Generally, the notochord exists at some stage of the animal's development, but it is often replaced with a spinal column as the animal progresses beyond the embryo stage.

A member of the phylum Chordata is called a chordate. You are one. Lobsters are not.


 

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 chordata

Chordata is the phylum that includes all the animals that have a notochord, or nerve cord, at some stage of their development. Animals in this phylum are known as chordates. The most well-known chordates are the vertebrates - animals that have a spine.

Marine chordates include cetaceans, pinnipeds, sirenians, fish and tunicates (ascidians

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A chordata is a fresh water lobster.Chordata" is a phylum of animals having a notochord. Generally, the notochord exists at some stage of the animal's development, but it is often replaced with a spinal column as the animal progresses beyond the embryo stage.Chordata is the phylum of animals that have a number of features in common, but most notably a notochord (which is called a spinal cord in humans because we have a backbone, a spine, through which it is routed). All the vertebrates (animals with a backbone) are grouped within this phylum. The chordates also include a number of other animals that do not have a backbone, but do have the notochord.A member of the phylum Chordata is called a chordate. You are one. Lobsters are not.

 

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Chordates are animals which are either vertebrates or one of several closely related invertebrates.
 

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