There was this stuff made by thus company Oragenics or something like that. It was a swab of modified bacteria that would replace the bacteria in your mouth. The bacteria in your mouth eat and then crap acid that decays your teeth. This new bacteria did not crap acid. So you wouldn’t get cavities. They had a daily pill but they made this swab that would last forever.
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.My biotech teacher showed us articles where scientists were able to remove all the inner parts of a cell from an apple. This left basically an empty shell of cells. They are able to carve it into any shape (for this it was an ear) and then fill the cells back in with human cells. These cells fully adapted and formed the shell into a potential ear.
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