Lecture 10 Opisthokonts - Lecture 10 Opisthokonts Fungi II...

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Lecture 10 Opisthokonts – Fungi II LECTURE 10 FUNGI-II E. ASCOMYCOTA - are called the sac fungi, because of the reproductive structure- Ascus 1. Asci - sac fungi (fig. 26-13) - where the sexual spores are- ascospores- usually 8 spores lined up. All have this in common. Phylum Name. 2. Examples a. Morels, truffles (fig.26-21) – some look like mushrooms Morels- found above ground Truffles- found underground b. Peziza (fig. 26-14) - a cup fungus. It looks like a cup- where are all the spores are produced - known as ascocarp c. Penicillium (fig. 26-12) - is a mold, where the antibiotic penicillin comes from. The mold is green. d. Aspergillus (fig. - a mold that can be green, brown, or black. Is another fungus that can Affect you if you have a poor immune system. - They produce spores called conidia - means fine dust. They are asexual spores. No mother cell- born free. Non-flagellated (not mobile e. Yeasts look like bacteria colony (they look moist and have a paste-like texture, where most fungi look dry) Sacchayomyces cerevisiae (baker’s yeast, the CO2 makes the bread rise); produces ascspores? So it is in this group f. Claviceps purpurea ergot A parasite that lives on the rye plant, but it doesn’t kill it. Used to harvest this and eat it but it can cause an infection called St. Anthony’s Fire. The ergot produces alkaloids (poisons); some of them cause hallucinations, you get a burning sensation in your extremities, gangrene (restricts
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This note was uploaded on 05/30/2008 for the course BS 131 taught by Professor Smith during the Spring '08 term at University of the Sciences in Philadelphia.

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Lecture 10 Opisthokonts - Lecture 10 Opisthokonts Fungi II...

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