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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.
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What structure supports a crab instead of a backbone?
number one the water is able to give enough support to a life form as long as it is surrounding the the animal.Ex. Jellyfish Number two the hard shell with other stuff STUFFED inside also provides enough support
Does butterfly's have backbones?
well of course they don't!
Do arthopods have backbone?
Arthropods is an exoskeletons, their components are external. This supports and protects the aminals inner body. No internal backbone
Is a monarch butterfly an invertebrate?
All butterflies are invertebrates. They have exoskeletons, meaning that their physical support structure is on the outside of their bodies instead of on the inside.
Is a monarch butterfly a invertebrates?
All butterflies are invertebrates. They have exoskeletons, meaning that their physical support structure is on the outside of their bodies instead of on the inside.
Is an monarch butterfly an invertebrate?
All butterflies are invertebrates. They have exoskeletons, meaning that their physical support structure is on the outside of their bodies instead of on the inside.
Is a butter fly an vertebrate or an invertebrates?
All butterflies are invertebrates. They have exoskeletons, meaning that their physical support structure is on the outside of their bodies instead of on the inside.
What do invertebrates have instead of a backbone?
exo-skeleton
Does an eagle has a backbone?
no they do not they are a cartilage fish meaning they have cartilage instead of bones.
What is the function of the squid's pen?
The pen is a feather-shaped internal structure that supports the squid's mantle and serves as a site for muscle attachment. It is made of a chitin-like substance. It is the remnant of the squid's shell, so it is a vestigial structure.
Are butterflies vertebrate or invertebrate?
Invertebrates. Butterflies are what is classified as an insect. Insects have no vertebrae; instead they have an exoskeleton.
Do water fleas have a backbone?
No they do not. They have a hard shell (exoskeleton) instead.
