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Fungi.

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Presentation on theme: "Fungi."— Presentation transcript:

1 Fungi

2 General Characteristics
Heterotrophic- can get nutrition 2 ways 1. Produce an enzyme that digests organic material outside of the fungus. Then fungus absorbs the liquidated nutrients 2. Produce Haustoria- hyphae penetrate the host cell and suck up the nutrients directly form the host- doesn’t kill the host cell, just feed off it. (Parasitic) Decomposers-saprobe Live in moist ,cool environments

3 Basic Structure Hyphae Group of Hyphae- called a mycellium

4 Reproduction-2 ways Asexually-
a. through FRAGMENTATION where a piece breaks off and grows b. BUDDING- yeast pinch off a piece and become 2 cells

5 Sexually- produce spores (Bread mold)

6 4 Types of Fungi Imperfect: no observable sexual reproduction
Where spores produced Example Sporangium Sprorangia Bread Mold Club Mushroom Sac Truffles Imperfect: no observable sexual reproduction Deuteromycota: penicillin

7 Plant Diseases Animal Mildew Wheat rust Athletes foot Candida albicans
Ringworm

8 Lichen Special relationship between a fungi and algae
Mutualistic relationship Fungi provides safe place to live Algae provides food through photosynthesis

9 Mycorrhizae Mutualistic relationship with plant
Fungi grow on roots of plants Fungi help increase the surface area at the roots so plants can absorb more water

10


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