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Do frogs have a skeleton made of hard bone or cartilage?
Amphibians are vertebrates, meaning they have a backbone. The skeletal system is mostly made up of bone, but also contains some smaller portions of cartilage. Not all vertebrates have bone skeletons, Chondrichthyes (sharks, rays etc.) have skeletons made up entirely of cartilage. Amphibians however do not.
What is made of the skeletons of small animals?
Diatomaceous earth is made up of the skeletons of small animals.
What are baby's skeletons mainly made up of?
Bones
Which type-of-skeleton does a jawless-fish have?
Jawless fish have cartilaginous skeletons, meaning their skeletons are made up of cartilage.
Do skeletons have bones?
YES! the skeleton is made up of bones!
What body system is made up of bones?
The bones themselves make up the bones. If you are asking the names of bones, there are 206 in an adult human. They are divided into two categories, the axial and the appendicular skeletons.
What do invertebrates have instead of bones?
Invertebrates do not have a spine (backbone) like vertebrates do. Fish, Birds, Reptiles, Amphibians, Mammals are vertebrates with internal skeletons, spines, heads, and brains with central nervous systems. All insects are invertebrates and they mostly have exoskeletons (external skeletons), and no backbones. Their internal organs make up the entire contents of their interior structures.
What skeletons makes the Great Barrier Reef?
It is made up of coral.
How many bones does a adult salmon have?
An adult salmon has around 60-70 bones. Their skeletons are mainly made up of cartilage, with very few actual bones.
Is a tarantula a vertebrate?
A Tarantula is NOT a vertebrate.
Do tigers have exoskeloton or endoskeloton?
exoskeleton refers to a layer mostly composed of kerocyne in the outside of an animal and endo mostly refers to a bone structure. Tigers have endoskeletons Tigers are vertebrates and have an endoskeleton, just like all mammals.
Are humans vertebrates?
Yes, humans are vertebrates because they have a backbone made up of individual bones called vertebrae.
