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Quiz
Home
›
Human Body
›
Genetics
Genetics
9
curiosities answered in
Human Body
.
why do we be left-handed?
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why do we have color blindness?
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why do we have different eye colors when we are hungry?
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why do we have different eye colors?
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why do we have dimples when we are stressed?
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why do we have dimples?
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why do we have freckles when we are nervous?
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why do we have freckles when we are stressed?
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why do we have lactose intolerance?
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