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Occurs when bones lose minerals such as calcium morequickly than the body can replace them. In australia, osteoporosis affects one in three women and one in five men over the age of 50. Referred to as a "silent" disease, osteoporosis genera |
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Answer» in oxygen is very important because it allows your CELLS to do things, LIKE make ENERGY from the food you eat. Plants 'breathe' too, but they do it through tiny OPENINGS in leaves called STOMATA (singular: stoma). Stomata open and close to allow the intake of carbon dioxide and the release of oxygen |
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