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Which ot these types of skeleton is most appropraite for a cockroach?
It has no internal skeleton. It has an exoskeleton covering the outside of its body.
What types of invertebrates have a very hard flexible exoskeleton?
arthropods
What is the hard covering on the outside of some animals body's?
Exoskeleton.
Do insects have an exoskeleton?
some do and some dont.
What is the antonym of exoskeleton?
The antonym of exoskeleton is endoskeleton. An endoskeleton is an internal skeleton found in vertebrates, whereas an exoskeleton is an external skeleton found in arthropods and some other invertebrates.
Do fireflies have an exoskeleton or no exoskeleton?
they have exoskeleton
Do cnidarians have an exoskeleton?
Yes; many cnidarians have an exoskeleton.
Is exoskeleton a type of bone?
No, an exoskeleton is not a type of bone. An exoskeleton is a hard external structure that provides support and protection for certain animals, such as insects and crustaceans, while bones are the internal, rigid structures that make up the skeletal system of vertebrate animals.
What do some animals have for hard covering from the outside?
exoskeleton
Do some invertebrates have a exoskeleton?
Yes. For example, Ants.
What are characteristics of a mollusc's?
Molluscs are animals which have no backbone (invertebrates) and no exoskeleton. These include snails (they have an outer shell but it isn't an exoskeleton) slugs (no shell, no exoskeleton, no bones) octopuses (they have no bones. They aren't fish because all fish have bones.) Sea snails and periwinkles are just other types of snail.
What is the shell of a crayfish made out of?
The "shell" of the crayfish, or rather its exoskeleton, is composed of the polysaccharide chitin and some lipids. There are also some calcium salts in the exoskeleton of the crayfish, which gives it its firmness.
