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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
And keratin is a fibrous protein. ;)
IIN that I plant my toe nail clippings and finger nail clippings?
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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. ;)