the theory of plate tectonics states that the crust of earth is divided into plates which are slowly moving
Explanation:
The seeds she planted in the mud grew quicker because the mud is holding nutrition for the corn. The soil is a good guess to make, but the mud is more dense and moist. The water wouldn't have had more nutrients than the mud, just because the mud holds breakdown matter and other things from other plants.
Occurs naturally on earth
I think the mean DNA but don't quote me on that.