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Unformatted text preview: are parasites . All fungi, except the chytrids, lack flagella. Fungal reproduction thus mandates that the nonmotile gametes be brought together by the meeting of opposite strains of hyphae. Fungi are important both as a source of food and in the preparation of food. Edible fungi include mushrooms, truffles, and morels. Cheeses such as Gorgonzola, Roquefort, Stilton, and bleu have fungal colonies that give theses cheeses their distinctive flavors. Beer and wine are produced through the action of fungi known as yeasts, such as Saccharomyces cerevisae . Many antibiotics, such as penicillin, are also produced by fungi. Fungi also are important crop parasites, causing loss of food plants, spoilage of food and some infectious diseases. The 1972 U.S. corn crop was almost completely eradicated by a fungus. Fungal parasites annually cause many billions of dollars in crop damage and food spoilage....
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