Particularly, a macromoleculecalledcaseinmakesupabout 80 percentoftheproteininmilk, andwhey, whichis a mixof a coupleofenzymes, makesuptheother 20 percent.
Scientistsalreadyknowtheaminoacidsequenceforthecaseinand a wheyprotein, soit's prettyeasytoturnthatinto a geneticsequenceandadditinto a microbelike a yeastcell.
Andinearly 2021, forexample, a Japaneseteamannouncedthattheyhadsuccesswith a methodthatcombinedboth a placewherethecellscouldgrowandzappingthemwithelectricitytomakethemusclecellscontract.