Presentation on theme: "Plantae Fungi Animalia Protista Monera Kingdom Fungi About 100,000 species Uses: medicine food Ecological value: major decomposers symbiotic relationships."— Presentation transcript:
Kingdom Fungi About 100,000 species Uses: medicine food Ecological value: major decomposers symbiotic relationships (N 2 fixers) Problems: some strains are deadly athletes foot destroy library books destroy crops
About 30% of the 100,000 known species of fungi are parasites, mostly on or in plants. –American elms: Dutch Elm Disease Some fungi are pathogens Was once one of America's most dominant trees –American chestnut: chestnut blight
Other fungi, such as rusts and ergots, infect grain crops, causing tremendous economic losses each year. Some fungi are pathogens
The life cycle of a club fungus usually includes a long-lived dikaryotic mycelium.
PHYLUM DEUTEROMYCOTA No Longer Exist!! 22,000 species. No known sexual stage. Saprophytic, parasitic and predatory. Many produce conidia. Most classified as Ascomycota. Fusarium wilt of tomato, potato and cotton. Athletes foot, ring worm
Division Deuteromycota “Imperfect fungi” (penicillin) Unrelated group Asexual No info on sexual cycle 25,000 species