The flexible, supporting structure found only in chordates is called the notochord. The notochord is located between the nerve cord and the digestive track.
Notochord.
Notochord is a supporting structure found in lower chordates and in embryos of all higher chordates. It functions as a major axial supporting structure just as vertebral column does in our body.
Vertebrata
First off, a Chordate is anything with a Notochord, aka, a spinal column. So, of course, all vertebrae are Chordates. But also nearly any animal that has an endoskeleton, be it bony or cartilaginous. So sharks are also chordates as are most fish.
In all higher Chordates heart is found in thorax .
Notochord.
A notochord. The notochord is a flexible, rod-shaped body found in embryos of all chordates. It is composed of cells derived from the mesoderm and defines the primitive axis of the embryo.
Vertebrata
Notochord is a supporting structure found in lower chordates and in embryos of all higher chordates. It functions as a major axial supporting structure just as vertebral column does in our body.
a kind of pouch found in the throat region of chordates
the cell membrane
Nerve cord
a muscular structure at the end of the developing chordate.
First off, a Chordate is anything with a Notochord, aka, a spinal column. So, of course, all vertebrae are Chordates. But also nearly any animal that has an endoskeleton, be it bony or cartilaginous. So sharks are also chordates as are most fish.
Supporting sentences typically provide more detailed information and examples to further explain or expand on the main idea presented in the topic sentence of a paragraph. They may include evidence, data, quotes, or anecdotes to bolster the argument or point being made. Additionally, supporting sentences can offer further analysis, reasoning, or clarification to enhance the reader's understanding of the main idea.
Notochord
Chordata is the phylum that possesses members with a notochord, which is a flexible rod-like structure that provides support. This phylum includes animals such as mammals, birds, reptiles, amphibians, and fish.