BIO 105 Lecture Notes - Lecture 31: Mycelium, Heart Rot, Ecosystem Services
Document Summary
Protists vary wildly from single-celled to 60m high. To digest food, fungi use mycelium (network of hyphae) Diverse and widespread (100,000 species described, 1. 5 million species expected) Conducted 16 year study around il on macrofungi. Fungi roles and interactions at the community/ecosystem level: Mutualist: lichen: fungus, bacteria, photosynthetic protist (algae) Important pioneer species on rocks, trees, rotting logs plays a role in succession: mycorrhizae fungi and plant roots: plants give carbohydrates and fungi give nutrients, fungus and bark beetles. Found 1150 species, 140 of which are unique to cook county. Perform essential recycling of chemical elements between the living (organic) and non-living (inorganic) world. Does this to avoid the ring of repugnance and get into the cow where it is unaffected by. Ring of repugnance where cows won"t feed issue get into cow. Adaptation: shoots the spores orients itself to the light the digestive juices in the cow. Appeared in north america in 2006 (new york state)
