Ecology Lecture 7
- Created by: emmawilliams
- Created on: 28-03-17 18:35
Fullscreen
Interactions between organisms
Mutualism
(+,0) = By-product mutualism (commensalism).
Mutualism investment (+,+)
-->Symbiotic:Lichens,Mycorrhizae
-->Non-symbiotic:Cleaner fish,Seed/spore dispersal, Pollination
A symbiotic mutualism
Lichens: Mix of fungus and photosynthetic microbe: - algae and/or cyanobacteria
Mycorrhizae =‘fungus & root’.- Mutualism – usually both benefit.
Approx 80-90% land plants.
Plants
Pollination - advertising for sex.
Pollination - ideas of flowers being for sex develop in late 17th century.
A complication: Not all…
Comments
No comments have yet been made