What Makes Bones Hard?

Answer

Bones are hard because of calcium. They are also made up of minerals, protein collagen, phosphorus, silica, iron, zinc and sodium. Our bones have to be strong to support the weight of our bodies.
Q&A Related to "What Makes Bones Hard?"
Bones are hard because of calcium. They are also made up of minerals, protein collagen, phosphorus, silica, iron, zinc and sodium. Our bones have to be strong to support the weight
http://answers.ask.com/Health/Diseases/what_makes_...
Milk makes strong bones. Any form of calcium will help your bone structure. This is especially important in children and teenagers. They must get plenty of calcium.
http://answers.ask.com/Health/Diseases/what_makes_...
How bones grow and are formed is a pretty complicated process. Basically they grow when hormones are triggered for bone growth. Check the following link for complete details on what
http://answers.ask.com/Health/Diseases/what_makes_...
calcium.
http://wiki.answers.com/Q/What_mineral_makes_bones...
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