sperm的weight是...
The weight of 1 sperm is 17 picograms. That is ...
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21,250 times bigger than influenza virus .
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43,037,974,684 times bigger than uranium atom .
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94,972,067,039 times bigger than silver atom .
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568,561,872,910 times bigger than water molecule .
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743 times smaller than cedar pollen .
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7,715 times smaller than volcanic ash .
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621,062 times smaller than daphnia .
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215,378,651 times smaller than mosquito .
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4,265,951,732 times smaller than a water drop .
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72,697,586,818 times smaller than one-yen coin .
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778,464,753,404 times smaller than one dollar coin .
