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My Answered Questions
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If you get older and your special cells are slower at mending, how come children can break their bones too?
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Are finger nails made from the same cells as our hair?
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Why is our body made up of 70% water?
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does the environment have a big thing to do with science?
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would it affect us if one of the planets vanished within the solar system?
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Why are our bones so strong? If they are so strong, how come they can break or be a cause of arthritis?
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how does hair turn grey?
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why do we wrinkle as we become older?
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How many rays does they sun have and what do those rays do? Can they cause some diseases?