used to be thought they were plants biology i – mr. fuentes
TRANSCRIPT
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Kingdom Fungi
Used to be thought they were plants
Biology I – Mr. Fuentes
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List the characteristics of fungi.
Recognize different types of fungi.
How they obtain nutrients.
Describe diseases caused by fungi.
Describe their importance in industry.
Fungi and food.
Objectives
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What do you see?
What is the significance?
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List the characteristics of fungiDo this in pairs.
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List the characteristics of fungiEukaryotic, non photosynthetic, most are multicellular
autotrophs.
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Different types
Molds Yeasts
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Different types
Molds
Tangled mass of filaments.
Multicellular hyphae.
The dusty texture is caused by spores.
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Different types
Yeasts
Unicellular fungi.
measuring 3–4 µm in diameter, although some yeasts can reach over 40 µm.
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Different nutrition types
Absorb organic matter from their environment.
Secrete digestive enzymes and absorb throw the cell wall.
Most are saprophytic. What's the importance?
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SaprobesEntoloma hochstetteri, the ‘blue toadstool’, widespread in New Zealand’s native forests.
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ParasitesUstilago maydisis a pathogenic plant fungus
that causes smut disease on maize.
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PredatorsArthrobotrys conoides parasite of the ringworm.
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Fungi causing diseases
Allergies by mold spores.Infections on skin, hair, nails and tissues.
Infections in internal organs by spores. Histoplasmosis. Poisonous mushrooms.
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Ringworm
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Athlete’s foot
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Candidiasis
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Fungi in industry
Production of antibiotics like penicillin or cephalosporin, cortisone, ethanol and
used in genetic engineering.
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Penicillium
Cephalosporium
Rhizopus
Saccharomyces
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Fungi in food
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Saccharomyces
Agaricus
Portabella
Shiitake
Truffl
es
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Molds very close to us
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Interesting fact
100 are human pathogens.
Out of 100,000 known species:
1,000 are plant pathogens.