Student name: 1002092521
Lab section: Week 1 Tuesday 1:30 RW127
TAs name: Kateryna Kosyukova
Assigned number: #11
Title: Does communication through quills between Hemicentetes semispinosus improve viability?
Introduction: The quills of Hemicentetes semipi
Lecture 10: Trophic relationships in
Direct and indirect interactions embedded in food
webs; trophic cascades
Interaction strengths revealed by community
Plant-herbivore interactions as biodiversity drivers
Orchid from Madagascar with long floral
tube pollinated by night-flying moth
with exceptionally long proboscis
the existence of
A century later it
example of coadaptation
The Fisher-Wright debate
Wright saw an important role for population structure and
genetic drift in evolution
Fisher disagreed and argued that most evolution occurred
in large populations by natural selection
The maintenance & measurement of
1. What processes influence the
maintenance of genetic variation in
2. How do we measure genetic variation
and how much exists in populations?
Relevant reading in Coyne Chapter 5
NeoDarwinism & the evolutionary
significance of genetic variation
1. Where does genetic variation come
2. How is it inherited?
3. How does it influence trait variation?
4. Why is genetic variation important for
Lecture 1: Distributional aspects of
Distribution and abundance: why are organisms found
where they are?
Ubiquity of patchiness
Abiotic gradients and ranges of tolerance
Coarse global patterns of temperature and
Passion Flower diversity how are they related?
Darwins first evolutionary tree
In July 1837 Darwin began his notebook on
The Transmutation of
Speciesand on page 37 he wrote I thinkabove his first evolutionary tree
Hawaiian honeycreepers have
all descended from a single
species of finch in the last 10
How did this occur?
I look at the term species, as one
arbitrarily given for the sake of
convenience to a set of individuals
closely resembling each ot
Organismal reproductive diversity
Sex, reproductive systems and evolution
1. Why did sex evolve?
2. How do we explain the diversity of
3. What are the costs and benef
Requirements for Darwins theory revisited
Variation variation among individuals in a population (genetics)
Heredity progeny resemble their parents more than unrelated individuals(genetics)
Selection some forms better at surviving a
Which of the following is NOT among the mechanisms thought to drive the process of succession?
c. Evolution: early successional species split into new species that undergo
further adaptation to late successional conditions.
The Koffler Sc
What is NOT a prediction of the theory of evolution by natural selection?
b. The discovery of fossils resembling modern day organisms and fossils
resembling ancient organisms in the same layers of rock
Some species n
What key characteristic of a niche difference can help explain coexistence of competitors within a
limits other species.
b. Niche differences cause each species to limit its own population more than it
As described in the required reading Resource Partitioning and Why it Matters, imagine a grassland in
which several plant species contribute to primary productivity. If an ammonium specialist, which uses a
source of nitrogen unavailable to other species,
Student number: 1002092521
I chose to submit a Revised proposal because Im sure I do better if I revise it. My TA made it
very clear that my methods were a little off topic. I was trying to experiment a trait for a species
while what I should rea
BIO120H1F Adaptation & Biodiversity
Department of Ecology and Evolutionary Biology, University of Toronto
Course Syllabus Fall 2015
The BIO120H team
Prof. Spencer Barrett
Prof. James Thomson
Jill Wheeler, Course