Ch.31 2-20-09

Ch.31 2-20-09 - Ch.31-Fungi Friday, February 20, 2009 1:39...

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Ch.31-Fungi Friday, February 20, 2009 1:39 PM *If you have the notes for the last half of CH.27, the beginning of CH.29, and/or the last half of CH.30 please email them to me at chilar1@tigers.lsu.edu thanks I missed February 6 th , 13 th , and 18 th Lecture Topic: CLICKER QUESTION : THREE OF THE FOUR ANSWERS BELOW ARE SEED PRODUCERS. WHICH IS NOT? 1. FERNS 2. CONIFERS 3. EUDICOTS 4. GINKGOS 5. Concept 31.1: Fungi are heterotrophs that feed by absorption 6. Fungal Nutrition and Lifestyles a. Fungi are heterotrophs, but do not ingest their food i. Secrete exoenzymes into their surroundings that break down complex molecules ii. Absorb smaller organic molecules b. Fungi exhibit diverse lifestyles i. Decomposers 1. Aka. Saprotrophs ii. Parasites iii. Mutualists symbionts 7. Body Structure a. The morphology of multicellular fungi enhances absorption of nutrients b. Fungi consist of hyphae that are grouped together into mycelia c. Most fungi have cells walls made of chitin d. Fig. 31.2 e. Some fungi have hyphae divided into cells by septa, with pores allowing cell-to-cell
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Ch.31 2-20-09 - Ch.31-Fungi Friday, February 20, 2009 1:39...

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