3 ms·

Evolution would figure that out over time with trial and error. We could instead get mammals with plastic nails/claws/hooves instead of keratin

• PaulHoule 11mo ago
  e.g. keratin and cellulose are structural polymers not too different from materials like PET.
  • lagniappe 11mo ago
    Can somebody do the napkin math on an estimate for how long for us to get plasticized hair and nails and teeth?
    • deleted 11mo ago
      [deleted]