Biology 332 - Protistology Term 2 - 2002-2003

Excavata, their relatives and the eukaryote tree.            Schedule of Presentations 

What are the excavata
Excavata and the origin of mitochondria
Excavatas and rooting the eukaryote tree
Excavata as the key group of lower eukaryotes

Phyletic relations among early divergent alveolates

Colponema
Perkinsus
Colpodella
What do molecules tell us?

Ciliate family tree

Karyorelicta and Heterotrichs
Spirotrichs
Litostomes and related groups
Oligohymenophora
How views have changed 1970-2000

Slime mold life cycle and development

The vegetative reproductive and dispersal cycle
Control of aggregation
Differentiation and its control
The sexual cycle

Food vacuole processing in Paramecium

Formation of the phagosome
Acidisomes
Phagosomes
Expulsion and membrane recycling

How do amoebae move?

Movements of cytoplasm
Classic theories
Molecular basis of movement 1
Molecular basis of movement 2

Opistokonts

The players - choanoflagellates, fungi and animals
Chthrids and the origin of fungi
Choanoflagellate and sponges
Phylogeny of lower animals