The World of Protists Notes Flashcards
What domain are Protists classified in
Eukarya
What set are Protists classified in
Super Groups
True/False: Protists can be only unicellular
False- They can be BOTH unicellular and multicellular
True/False: Protists are highly complex
True
What is an example of two types of Protist species
- Filamentous
- Colonical
True/False: Protists do not have membrane bound organelles
False- They DO have membrane bound organelles
True/False: Some amoebas and ciliates can control water expulsion through a contractile vacuole
True
What is an Autotrophic Protist
A protist who produces their own food
What is a Heterotrophic Protist
A protist who must ingest food
What is a Mixotrophic Protist
A protist that combines auto and hetero nutritional modes
What is a Parasitic Protist
A protist who feeds on their host
What does the endosymbiotic theory state
Aerobic bacteria became Mitochondria and Cyanobacteria became Chloroplasts
What are four pieces of evidence for the endosymbiotic theory
- The size of these organelles match bacteria
- They have their own DNA
- They divide by binary fission
- Membranes: inside is like bacterium, outside is like eukaryotic cells
What type of reproduction is most common in protists
Asexual (WHEN ENVIORNMENTAL CONDITIONS ARE FAVORABLE)
When may sexual reproduction occur in protists
When conditions deteriorate
