Fungus

More than you ever wanted to know about our closest relative

kingdom

A mutual relationship

• Fungus and plants moved to land together.

• Fungus have ________________ relationship with plant’s roots helped the gather the nutrients for survival (Mycorrhizae)

• Today still live in association with plants, both positive and negative

• Can _______________________ ___________________________(like DDT)

Fungi eat what is already dead

• Formerly believed to be in the plant kingdom, they have been found more closely related to animals

• ____________as a whole organism, ________________ what it needs

• Can be ___________ (break down dead or dying), parasites (____________) or ____________ (give and take relationship)

• Non-Motile

Life stages• The fruiting body (diploid)

makes spores (haploid)• Spores are released and when

hit fertile soil begin to grow into an absorptive mesh: _________ (haploid), made of filaments: hyphae

• Mycelia ___________________ __________________ then the two fungi mate (dikaryotic: not diploid)

• After mating they ___________ ____________________ that is a combination of both parents (dikaryotic)

• Repeat

Common Types • 3 phyla in the Kingdom Fungi:

1. zygote fungi (Zygomycetes)• _________(rhizopus), and bread

mold2. sac fungi (______________)

• Truffles, yeast, __________3. club fungi (Basidiomycetes).

• ___________________________________________________("basidium" means "little pedestal")

• .

Mutualistic relationships• Lichens: ________________

together for maximum fitness– Fungus provides ‘roots’ and

structure– Algae makes the food energy

• Able to colonize rough environments like desert rocks– ________________________

______________________• They need clean air.– Air pollution effects Lichens

faster than it does other species… ________________ ______________________________________________

Parasitic Relationships

• Usually evolved to be ______________ with one species, but when exposed to a new species they are ______________– Parasitic relationships are symbiotic

relationships where one member benefits and the other is weakened

• Attack food crops and can have a negative effect on agriculture

• Some attack animals (only about 50 types)– Fungal infection in animals are ____________– Some skin infections (ringworm and athletes

foot)– Other __________________________________

________________________________ since it spreads so quickly and cannot be killed with antibiotics

Importance to our lives

• Fungus hold a high importance in society

• ‘mold’ dairy into ________ and are responsible for their unique tastes

• Yeast is a VERY economically important fungus, without it we would not have any carbs that rise!

• ____________________________________________________________________________________________

• Not to mention mushrooms!!!