Mushrooms combine in their structure some signs of animals and plants. They appeared more than a billion years ago and live in the water, on land and in the air. Various types are used by man in the household, food, medical purposes. They are descended from polifeliticheskoe and flagellated unicellular organisms and were considered an independent kingdom. The structure of a cell wall, located inside the protoplast, a stocking vacuoles, one or more cores. Large food particles, fungi can not digest, so across the entire surface of the body they suck liquids. Reproduction of diverse, the presence of several species sexual and asexual.
Fungi live in water, soil, forest litter. For use in foods, mushrooms are collected in specific locations or crops are grown. A popular pastime is picking mushrooms it can also be a hobby man. After collection, they must be carefully treated, and can be used in food, such as white mushrooms, mushrooms, russula, chanterelles. Nutritional value of mushrooms is not large, assimilated organisms, they are very hard, although they contain chitin. The main value lies in their taste and aroma and can be applied in salted, pickled form, as condiments, dressings. On the basis of microbiological synthesis of citric acid. Preparations of white fungus trutovikov used in folk medicine. Also, mushrooms are harmful farming, can cause disease in humans and animals, the heavy food poisoning.