To carry a special protein called a growth factor in its seeds. once the plants reach the end of theirjourney, these seeds are harvested, milled and purified and the resulting growth factor protein can be used to help produce something very unexpected — meat, in a lab, without the animals. i think we will reach the point where it's not, like, nice to have. i think it's we have to have it. the earth is not going to grow, we're not going to get more agriculture area, the population is rising, and we have to feed all of the people. the argument for growing meat in labs without living animals is...