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My Answered Questions
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how do you make a different noice from when your talking to when you laugh?
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how can your body choose its temperature (hot or cold)?
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how many times on average do humans blink a day?
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why do peoples voices change when they have a cold?
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why do boys voices brake?
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what part of the body on average to people use most during the day?
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why are all mammals different even though they were created from the same thing?
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how many muscles are there in the body?
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why are people allergic to specific things?
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what muscles move when you laugh?