The largest cell in the human body is the female egg and the smallest is the male sperm.
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Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
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Held in farts enter your bloodstream and are bad for your body.
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"Dysania" is the state of finding it hard getting up out of bed in the morning.
33
Sound travels about 4 times faster in water than in air.
408
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
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The small pocket in the larger pocket of your jeans was designed for pocket watches.
11