Bones are made up of frame work of a protein called,collagen with a mineral called calcium phosphate that's make the framework strong.
Hope it's help you
Answer:
When you run, you begin to breathe heavier and faster . Your heart beatsmore quickly, bringing more oxygen ...
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Bones are made up of frame work of a protein called,collagen with a mineral called calcium phosphate that's make the framework strong.
Hope it's help you
Answer:
When you run, you begin to breathe heavier and faster . Your heart beatsmore quickly, bringing more oxygen ...