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vertebra
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cartilage
osteoperosus
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growth and structure
vocab
vertebra
joint
marrow
ligament
cartilage
osteoperosus
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functions
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growth and structure
vocab
vertebra
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osteoperosus
Marrow
Marrow is a substance inside bones that either stores red blood cells (red) or fat (yellow). Children have mostly red marrow while adults have mostly yellow.