Chapter 24: Protists and the Origin of Eukarya
- What is the difference between protists and prokaryotes?
- What is the species diversity of protists in Eukarya? Why is it so low?
- Protists are paraphyletic. What does that mean?
- Be able to describe the life cycle of malaria.
- What are red tides caused by? What is the effects of a red tide?
- How much of the world’s carbon do protists fix? What does it mean to fix carbon?
- What is the base of the aquatic food chain?
- What is meant by the global carbon cycle?
- How are phytoplankton a key carbon sink?
- How do phytoplankton help mediate global warming?
- The earliest eukaryotic organisms must have had ________.
- Describe the leading hypothesis of the origin of the nuclear envelope. What evidence supports it? What is the advantage of having a nucleus?
- Describe the leading hypothesis of the origin of the mitochondrion. What evidence supports this? What did the mitochondrion provide the eukaryote? What did the eukaryote provide the mitochondrion.
- Describe the leading hypothesis of the origin of the chloroplast. What evidence supports this? What did the chloroplast provide the eukaryote? What did the eukaryote provide the chloroplast?
- What is the endosymbiosis hypothesis?
- What is meant by secondary endosymbiosis?
- What is the difference between phagocytosis and absorptive feeding?
- Absorptive feeding is common in what kind of protists?
- What are the three ways protists move?
- Of the 7 major lineages of Eukarya, how many contain protists?
- Know the unique morphologies, feeding strategies, and movement type of the following protist groups:
- Amoebozoa
- Rhizaria
- Excavata
- Excavata: euglenida
- Plantae
- Alveolata
- Stramenopila
- Oomycota
- Diatoms
- Brown algae