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Skeletons: Glossary

C

calcium
a basic element found in plants and animals
cartilage
a strong fibrous material connecting joints

E

elastic
stretchy
exoskeleton
a strong external covering on some animals

F

feature
characteristic or property
fibrous
containing fibers

I

invertebrates
animals having no vertebrates or bones

M

marrow
center of bone material; creates blood and platelets
minerals
inorganic natural matter

P

protect
keep safe

S

series
a group of things in a particular order
spine
backbone
support
keep strong or in place

T

tendons
a fibrous tissue that attaches bones to muscles
tissues
groups of cells of the same type in living organisms

V

vertebrate
animals with backbones
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