Hermaphrodites would not be able to optimize to the fulfilling both the male and female roles. Finally, you pointed out that the worms do not inbreed. Inbreeding avoidance does not have to be the cause of the hermaphroditism persisting, if the environment/other factors favour hermaphroditism.
Potatoes come from the ground, the edible tubers on the roots of the potato plant (Solanum tuberosum). They are grown in many parts of the world. The Spanish were the first Eu â¦ ropeans to see potatoes. The tubers were cultivated in South America, in Peru and Chile.
In any case it seems that the first potato to reach Europe arrived in Spain and must have come from Peru and transhiped through Cartagena in Columbia in the mid-sixteenth century. The potato was domesticated in the High Andes as early as seven to ten thousand years ago and was widely cultivated by Inca times.