BIO 1015L Study Guide - Midterm Guide: Dutch Elm Disease, Coprinus, Rhizopus
Document Summary
Absorb dissolved material and plasma membrane (saprophytes) Grow well in high acidic conditions , tolerate high osmotic pressure, low moisture compared to bacteria. Cell walls are made up on chitin - resistant to heat and cold. Ascus : a capsule formed during sexual reproduction. Dutch elm disease and ergot on rye. Basidomycota : mushrooms - some can be hallucinogenic. Fruiting body with a stem and cap. Live attached to rocks and feed on small fish. When polyps build on top of the skeletons of one another - form reefs. Acoelmate : outside of the gut wall is continious with mesoderm. Food : eat insects and other small living/dead animals. Proglottids : segments get larger as you move away from head. Each has a complete reproductive machine in each segment. Source of food for people and other animals. Labial palps : sort the particles as they enter the mouth. Slime gland: s ecretes mucus through which the snail glides.
