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What structure supports a butterflies instead of a backbone?
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.
Why is a notochord important to vertebrates?
Notochords are important to vertebrates because it forms the main support of the body. A notochord is a flexible rod-like structure.
Which phyla possesses members that have a 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.
What describes a notochord?
Is a flexible, supporting structure
What is the flexible supporting structure found only in chordates?
The notochord is the flexible supporting structure found only in chordates. It is a rod-like structure that runs along the length of the body, providing support and allowing for some degree of movement.
The firm flexible rod found in the dorsal area in chordates?
The firm flexible rod found in the dorsal area of chordates is called the notochord. It provides support and structure to the body, and is present during early development in all chordates. In most vertebrates, including humans, the notochord is eventually replaced by the vertebral column.
Do lions have a notochord?
Yes, lions, like all vertebrates, have a notochord. The notochord is a flexible rod-like structure present in the early stages of embryonic development that provides support for the developing spine.
What is the phylum of penguins?
Penguins belong to the phylum Chordata, which includes animals with a notochord (a flexible rod-like structure) at some stage of their development.
What is norochord?
The notochord is a flexible rod-like structure found in embryos of chordate animals, including humans. It provides support and helps define the axis of the body. In many vertebrates, the notochord develops into part of the spinal column.
What is the definition of notochord?
Notochord- a flexible rod that supports a chordates back.notochord is a stuff rod of conective tissue.it is present in the mid_dorsal region of the embryo.in the lower chordates .the notochord is present throughout of life but in vertebrates .the vertebral column or bacjbone replaces it.
What is the embryonic structure in chordates that is usually replaced?
In chordates, the embryonic structure that is usually replaced is the notochord. The notochord serves as a flexible rod that provides support during early development but is typically replaced by the more rigid vertebral column (spine) in vertebrates. While it is prominent in the embryonic stages, the notochord may persist in some organisms, such as in certain species of invertebrate chordates.
Does lamprey have notochord?
Yes, lampreys possess a notochord, which is a flexible rod-like structure that provides support. As jawless fish, they are part of the group called agnathans, and their notochord serves as the primary skeletal support during their larval and adult stages. In lampreys, the notochord is retained throughout their life, unlike in many other vertebrates, where it is replaced by the vertebral column.
