Lecture 24 - Protists I Flashcards
1
Q
What is the clade Excavata characterized by?
A
its cytoskeleton
2
Q
What does the Excavata include?
A
- diplomonads
- parabasalids
- euglenozoans
3
Q
What do Diplomonads and Parabasalids lack?
A
plastids
4
Q
Diplomonads and Parabasalids have modified ______
A
mitochondria
5
Q
Diplomonads and Parabasalids live in ______ environments
A
anaerobic
6
Q
Diplomonads have reduced mitochondria called ____
A
mitosomes
7
Q
Diplomonads have two equal-sized _______ and multiple ________
A
nuclei, flagella
8
Q
Diplomonads are often ________
A
parasites, EX Giardia intestnalis
9
Q
What does the archaezoa hypothesis say?
A
-Diplomonads + Parabasalids are derived from ancient eukaryotic lineages before the acquisition of endosymbiotic bacteria evolved into mitochondria
10
Q
The archaezoa hypthesis has been discarded (T/F)
A
True
