IIN that I plant my toe nail clippings and finger nail clippings?

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  • Or maybe you'll grow a new human!

    P.S. Finger and toe nails are made of protein, not calcium.

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    • Proteins are made of amino acids, which are made of molecules, which are made of atoms. Calcium is an element, so yes, there might be calcium in his fingernails. Fingernails are composed of keratin

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      • And keratin is a fibrous protein. ;)

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