Potatoes were first cultivated in the mountainous regions of Peru and Bolivia 3000 to 7000 years ago, where they are thought to have originated. The Incas learned to dehydrate and mash potatoes into a substance that would store for years called chunu, therefore, potatoes became a staple crop there.
Ringworm is not caused by a worm. It is caused by a fungus. The kinds of fungi (plural of fungus) that cause ringworm live and spread on the top layer of the skin and on the hair. They grow best in warm, moist areas, such as locker rooms and swimming pools, and in skin folds. Ringworm is contagious.It spreads when you have skin-to-skin contact with a person or animal that has it. It can also spread when you share things like towels, clothing, or sports gear. You can also get ringworm by touching an infected dog or cat, although this form of ringworm is not common.ingworm is contagious. It spreads when you have skin-to-skin contact with a person or animal that has it. It can also spread when you share things like towels, clothing, or sports gear.
Ringworm is a contagious fungal infection caused by mold-like parasites that live on the cells in the outer layer of your skin. It can be spread in the following ways: 1  Human to human. 2  Ringworm often spreads by direct, skin-to-skin contact with an infected person. 3  Animal to human.