>> tetric has assembled a team to help him find the right plants. >> we are on a search and discovery. >> the process starts with by 0 chemist josh klein. >> we are trying to get as many of the world's plants as possible and find those that have proteins that function the way egg proteins do. >> e musclmullcification. >> start forming the film around the oil droplets. >> one of the ways his team tests protein from each plant is a process called gelelectroformesis? >> you load the proceedtinal sample that might have 100 different proteins in it. there is sort of an electric current flowed through and that forces the proteins through the gel and they separate by their molecular weight. the small ones zip through and the large ones get stuck. >> it's mixed with a blue dye. the result looks like this. the lanes with more blue have more protein. what you find here, how does that translate? >> this would just be one test among many tests that we use in order to draw inferences about how these proteins are affected by the conditions that they experience in different food recipes. >> how much