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- 1. Multiple Choice
What is phylongeny?
the study of all phyla in the classification system
the evolutionary history of a species or taxonomic group
the study of plants
the study of animals
- 2. Multiple Choice
According to the diagram, what is the common ancestor of ALL organisms on the phylogenetic tree?
B
C
D
E
- 3. Multiple Choice
Using the diagram, is organism 4 MORE closely related to organism 3 or 5?
3
5
- 4. Multiple Choice
According to the diagram, what was the last common ancestor of organisms 2 and 3?
A
B
C
D
- 5. Multiple Choice
According to the diagram, what was the last common ancestor of organisms 1 and 5?
B
C
D
E
- 6. Multiple Choice
According to the diagram, which organism is LEAST related to the others?
5
4
3
2
- 7. Multiple Choice
According to the cladogram, which of the following is NOT a derived character?
light bones
Allosaurus
down feathers
3-toed foot; wishbone
- 8. Multiple Choice
Which group on the cladogram arose FIRST?
Theropods
Allosaurus
Robin
Velociraptor
- 9. Multiple Choice
Do theropods have light bones?
yes
no
- 10. Multiple Choice
Does Allosaurus have light bones?
yes
no
- 11. Multiple Choice
Which traits are shared by Archaeopteryx and (Robin) modern birds (select 3)?
flight feathers; arms as long as legs
feathers with shaft, veins, and barbs
down feathers
3-toed foot; wishbone
- 12. Multiple Choice
Which groups have feathers (select 3)?
Robin (modern birds)
Velociraptor
Archaeopteryx
Sinornis
- 13. Multiple Choice
What are the derived characters of Sinornis (select 2)?
down feathers
3-toed foot; wishbone
light bones
feathers with shaft, veins, and barbs
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