Algae
Photosynthetic protist, like plant cells, possess a cell wall
Protozoa
Chemoorganotrophic protist
Physiology
Study of photosynthetic protist (algae)
Protistology
Study of all protists
Saprophytes
Protozoa or chemoorganoheterotrophic protists that secure nutrients from dead organic material by releasing degradative enzymes into the environment
Osmotrophy
The absorption of soluble products by saprophytes
Holozoic nutrition
Process in which solid nutrients are acquired by phagocytosis
Mixotrophy
Use both reduced organic and CO2 as carbon sources