Measuring Time in
Lecture 6 Geological Time and
Both are inadequate alone a combination
Problems with using only
Phylogeny of living organisms
No true temporal component
EEMB 102 Midterm 2 Multiple Choice Key
1. 2 transition mutations
2. 4 transversion mutations
3. 4 synonymous mutations
4. 2 nonsynonymous mutations
5. Purifying selection
6. C or G (we accepted either answer choice B or C)
7. E (could be infinite number o
Detecting adaptive radiation
Seeing this gradation and diversity of structure in one small, intimater related group of
birds, one might really fancy that, from an original paucity of birds in this archipelago,
one species had been taken and modied for
What percent of all species that have ever lived
have gone extinct?
B) > 75%
C) > 95%
D) > 99%
The death of a species.
last appearance datum.
Age of extinction is age of
Species, Speciation, and
The Structure of Evolutionary
Scope Does natural selection extrapolate
to explain all of macroevolution?
What is a species?
In natural history, all possible things happen so
Screening of documentary on Dover trial (Thursday).
Questions about it will be on the final exam.
Final Exam (next week Wed, noon 3:00)
NEWS: New rule, final exam can only increase your
percentage in the course
EEMB 102-Lecture 3
Uses of Phylogenetic Trees
Evolutionary events happened a long time
ago, and cannot be repeated. Therefore,
macroevolution is not scientific.
Phylogenetic analysis of the RT region; details of the anal