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  • Look at this perfectly marbled steak.

  • The white stuff is fat that gives it flavor.

  • The pink stuff is muscle.

  • That's for protein.

  • Scientists had to figure out how to recreate both.

  • First they take stem cells from a cow and then grow them in a lab here, the cells grow suspended in a liquid where they divide roughly once a day.

  • Then scientists moved the massive cells to the tissue engineering lab where they make something called bio inks.

  • There's one for muscle and one for fat.

  • You can print any structure that you're able to design.

  • So you upload a file to the printer and you can present a stake of pretty much any size and also any proportions.

Look at this perfectly marbled steak.

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