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- 1. Multiple Choice
to determine evolutionary relationships scientist use...
Fossil Record
DNA
Proteins
Homologous Structures
All
- 2. Multiple Choice
what is the most valid way to determine evolutionary relationships?
DNA & Proteins
Homologous Structures
RNA & DNA
- 3. Multiple Choice
diagram that represents the evolutionary history of a group of organisms
Cladogram
phylogenetic trees
Branching Diagram
evolutionary diagram
- 4. Multiple Choice
In a Cladogram each line represents a .....
lineage
branch
organism
population
- 5. Multiple Choice
each branching point in a cladogram is a ....
organsim
node
lineage
clade
- 6. Multiple Choice
nodes and branches are called....
MRCA
common ancestors
clades
- 7. Multiple Choice
two clades that emerge from the same node are .....
sister taxa
family taxa
relative taxa
- 8. Multiple Choice
linage that involved from the root and remains unbranched is the .....
Basel taxon
root taxon
sister taxon
- 9. Multiple Choice
linage that is not closely related to the rest of the organisms?
in-group
out-group
- 10. Multiple Choice
monophyletic Group
nada
MRCA & descendents
MCRA but not descendents
- 11. Multiple Choice
paraphyletic group
MRCA but not descendants
MRCA & descendents
does not include anything
- 12. Multiple Choice
polyphyletic group
does not include the MRCA of all members of the group
MRCA only
Descendents only
- 13. Multiple Choice
Parsimory
simple reason must be best reason
there is no reason
the most complicated reason is best reason
- 14. Multiple Choice
change in genetic makeup of a population overtime: descent with modification
evolution
natural selection
genotype
- 15. Multiple Choice
process in which individuals that have certain traits tend to survive and reproduce at higher rates than others
evolution
natural selection
- 16. Multiple Choice
Darwins Main points
Traits are heritable & more offspring are produced than can survive
Traits are not heritable & offspring are produced at equal rate
only offspring are produced than can survive
- 17. Multiple Choice
Population involve not individuals
False
True
- 18. Multiple Choice
Artificial Selection
Humans control over environment
Environment control
both human and natural selection control
- 19. Multiple Choice
Evolution is driven by ......
Mutations
Genetric Drift
Migration/ Gene Flow
all options
- 20. Multiple Choice
mutation results in ....
genetic variation
natural selection
gene flow
evolution
- 21. Multiple Choice
Bottleneck Effect
large population is drastically reduced by a non-selective disaster
small population is reduced by a non-selective disaster
population isolated from group
- 22. Multiple Choice
Founder Effect
few individuals become isolated from a large population and establish a new small population with a gene pool that differs from the large population
natural disaster
whole population becomes isolated and establishes new population elsewhere bc of natural disaster
- 23. Multiple Choice
Gene Flow
pollen transfer
flood
migration
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