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Lecture

Lect 9 Fungi Overview

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Department
Biology (Sci)
Course
BIOL 111
Professor
Andrew Hendry
Semester
Fall

Description
Reproduction • Fruiting body (above ground) produces spores (n) through meiosis • Asexual: budding, fission, CONIDIA (haploid spores produced at tips of specialized hyphae) • Spores in sporangia can be produced asexually (mitosis) • Spores must be dispersed by wind or water Symbiosis • MYCORRHIZAL: Endo (arbuscular) and Ecto Receive carbs and gives nutrients + water Existed pre vascular plants in devonian • LICHENS: w/ cyanobacteria/unicell green alga Break down rocks to soil (prod acidic subs) + food for animals Soredium: reproductive spore Layers: hyphae; photosynth cells; loose hyphae; hyphal rhizoids • Leaf cutter ants: break down cellulose + hyphae feed ant larvae; ants provide protection • Plant pathogens (smut, ergots, tar spots) • Animal pathogens (thrush, ringworm, athletes foot) Yeast • Asco, basidio, zygo • Reproduce by fission or budding • Have plasmi
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