PPT-  Control of Toxigenic Fungi and

Aflatoxin with Botanicals     BY ANJORIN TOBA SAMUEL University of Abuja Abuja At AFLATOXIN STAKEHOLDERS WORKSHOP   Agricultural Research Council of Nigeria Agricultural Research House Plot 223D Cadastral Zone B6 . Page: 527. What types of Fungi do you know?. Bread Molds. Mushrooms. Molds on oranges. Yeasts. Mildews. Rusts & Smuts. What are Fungi?. Plant-like . characteristics:. Stationary. Grow upward. Have cell walls, but contain . Grow on fruits and breads. Saprobes and parasites. Rhizopus. : bread mould. Hyphae. Threadlike hyphae secrete enzymes which break down food. The hyphae then reabsorb the nutrients and transport them throughout the fungus by means of diffusion.. *****Disclaimer: This file intended for educational purposes only.. All image credits for those that require citations (i.e. not in the public domain and/or taken by the author) are listed on the final slide.. Eukaryotic heterotrophs that have cell walls. Made up of chitin, a complex carbohydrate that is also found in the external skeletons of insects. What are fungi?. Although they rely on other organisms as a food source, they do not ingest their food. Miss . Schwippert. Importance. role as decomposers. source of antibiotic drugs. important for fermentation (bread, alcohol). Characteristics. Multicellular. Eukaryotic. Cell Wall (made of chitin instead of cellulose). -. the study of fungi. fungi - . singular. fungus - . plural. 1) Fungi are . eukaryotic. they have a nuclei & mitochondria. 2) They are . heterotrophs. they depend on other organisms for food. 3) They are . Introduction . Mycology. All fungi are . Eukaryotic. . organisms living everywhere on earth. .. Fungi are. . Heterotrophic. . i.e.. depend on other organism for food and are. . different from plants which are. Introduction. Fungi . can be isolated from virtually any place on earth, from the tropics to the poles and from the mountain tops to the deep . oceans.. As we know fungi are present in air in spore shape but sometimes we find hyphae in air.. P. . Lobosco. Monday November 8, 2010. There will be no grades given out until this Friday. Please do not ask!. HW-Read 11-1 and do the section review on page 273, questions 1-10 due Wed. Use spiral notebook.. Characteristics of Fungi. Cell wall made of . chitin. Heterotrophs and major Decomposers. Body is made of . long filaments of hyphae which form a . mycelium. Reproduce sexually and asexually. Asexually by spores. Fungi and Your Food *****Disclaimer: This file intended for educational purposes only. All image credits for those that require citations (i.e. not in the public domain and/or taken by the author) are listed on the final slide. Fungi secrete hydrolytic enzymes, digest food outside their bodies, and absorb small molecules.. Structure of Fungi. Cell walls are made of chitin. Bodies are composed of filaments called hyphae that are entwined to form a mass, the mycelium.. prokaryotes. Chapter 27. Prokaryote Life. Can withstand harsh environments (. extremophiles. ). Can move between aquatic and land environments easily. Are small, mostly . single celled. , well organized (remember large SA:V ratio). Chapter 29 Key Concepts. 29.1 Fungi Digest Food Outside Their Bodies. 29.2 Fungi Are Decomposers, Parasites, Predators, or Mutualists. 29.3 Sex in Fungi Involves Multiple Mating Types . 29.4 Fungi Have Many Practical Uses.