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My Answered Questions
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is it true that the colour of your blood is blue before its hits oxygen?
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why do people pass out?
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Why are mens sexual hormones stronger than womens?
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If a 14 year old goes to the gym and lifts weights, will he stop growing?
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Is it bad for you if you go to the gym at a young age?
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what is worse , smoking cannabis or smoking cigarrettes ???
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Whats the most useful and important thing in science:biology, chemistry or physics?
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What is a headache and what is the cause of it?