Chapter 31 FUNGI

Chapter 31 FUNGI - Chapter 31 FUNGI The ultimate recyclers!...

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Chapter 31 FUNGI The ultimate recyclers! Summary *What are fungi? *Why are fungi important? *Morphology *Reproductive Structures *Phylogeny *Diversity *Key lineages What are Fungi? *Multicellular Eukaryotes (mostly). *Most are terrestrial. *Occur everywhere from the tropics to the tundra. *They are decomposers, mutualists and parasites. Why are Fungi Important? *Provide nutrients for land plants. *Speed up the carbon cycle *Parasites – cause disease in plants and animals. *Produce antibiotics. *Used in making bread, beer, wine, cheese, soy sauce, etc. *Provide food and spoil food. *Used in cell biology and genetic studies – mostly yeasts; have genes that are homologous to human genes. Morphology (Body Characteristics) *Unicellular – yeasts, reproduce by budding, fig 31.5a. *Multicellular – produce long tube like filaments called hyphae . A collection of hyphae is a mycelium , these may cover acres of land. Fig 31.5b *Hyphae may be haploid (n) or heterokaryotic (n + n = 2 nuclei from different
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This note was uploaded on 09/08/2011 for the course BIOL 1403 taught by Professor Dini during the Fall '09 term at Texas Tech.

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Chapter 31 FUNGI - Chapter 31 FUNGI The ultimate recyclers!...

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