FUNGI

Question 1

Definitions – mycelium, hyphae, fruiting body

Answer 1

mycelium - help the fungus absorb nutrients.
hyphae - multicellular thread like filament makes up the basic structure of fungus.
fruiting body - spore producing reproductive structure in fungi.

Question 2

4 types of fungal nutrition

Answer 2

parasitic:
Absorb nutrients from living cells of host organism

predatory:
Mycelia able to trap prey

mutualistic:
Form beneficial partnerships with other organisms

saprobial:
Feed on dead organisms and organic wastes

Question 3

5 classes of fungi – impact on humans

Answer 3

Ex. penicillin anti-biotic, cyclosporine from soil fungus helps suppress immune system to keep pts from rejecting transplanted organ; found in soy sauce, strong cheeses
Ex. Synchytrium endobioticum, (potato wart) deforms potatotes, so they can’t be sold 🡪 PEI affected in 2007.
Ex. found in food mould.
- truffles, they break down material in bone and wood, can be parasites (e.g. damage trees)
- can overgrow on lawns, parasites of plants that can damage crops,