Kingdom Fungi

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Kingdom Fungi
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• Eukaryotic
• Heterotrophs
• Secrete digestive enzymes to break down substrate
  and absorb nutrients
• Reproduce by spores which are spread by wind
• May be unicellular (yeast) or multicellular
• Cell walls are made of chitin
• 3 main types saprophytic, parasitic, and
  mutualistic

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Different types of fungal spores
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Saprophytes

• Scavengers
• Use non-living organic material for food
• i.e., rotten logs
• Recycle carbon, nitrogen, and essential mineral
  nutrients

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Parasites

• Live on living host and use it for food
• Harmfulsickens, weakens, or kills host
• Examples
• Molds
• Mildew
• Rusts
• Athletes foot
• Ringworm
• Dutch elm disease

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mold
mildew
rust
Athletes foot
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Athletes foot
Ringworm
Ringworm
Ringworm
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Dutch elm disease
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Mutualistic

• Host and fungus benefit
• Examples
• Lichens algae and fungus living together
• Fungi which live in plant roots (micorrhizae)

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micorrhizae
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