Ch31 - Chapter 31 Fungi Biggest Organism Ever Its a fungus(called the humongous fungus A single clone of the honey mushroom Armillaria can cover

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Chapter 31: Fungi Biggest Organism Ever It’s a fungus (called the humongous fungus) A single clone of the “honey mushroom” Armillaria can cover more than 2200 acres (1600 football fields) Fungi form and function Anatomy o Hyphae Thread-like filaments that are one cell thick Make up chains of hyphae cells Septate hyphae are separated by a septum Coencytic hyphae have no septum o Mycelium Interwoven mass of hyphae o Cell walls contain chitin o Immobile adult Unlike plants and animals, there is no distinct embryo stage Nutrition o Are chemohetertrophic fungi exude exoenzymes that break down organic molecules that the fungi can absorb and use as both energy and carbon o 3 types of fungi Sabrobic–digest dead organisms and waste products Parasitic–digest live organisms Mutualistically symbiotic–form associations with other organisms for mutual benefit Fungal Life Cycles 3 ploidy types o Haploid most fungal hyphae and all spores have haploid nuclei
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This note was uploaded on 01/31/2012 for the course BIOL 1202 taught by Professor Gregg during the Spring '08 term at LSU.

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Ch31 - Chapter 31 Fungi Biggest Organism Ever Its a fungus(called the humongous fungus A single clone of the honey mushroom Armillaria can cover

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