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Integrating Concepts in Biology
PowerPoint Slides for Chapter 24:
Homeostasis at the Population Level
by
A. Malcolm Campbell, Laurie J. Heyer, and
Chris Paradise
A peregrine falcon, Falco peregrines
Figure UN24.1
Frequency map of peppered moth color morphs and
development of industry during the 18th century
Figure 24.1
Percentages of peppered moths deemed
conspicuous by researchers in different forests
Figure 24.2
Results of studies of
peppered moths in
two forests
Figure 24.3
Differences in
characteristics
between killifish
populations
Figure 24.4
Cases of phenotypic change in traits caused
by human predation
# of cases of
phenotypic
change
total # of
cases
% of
cases
average
change in
variable
morphological
282
297
94.9
18.3 + 13.7
reproductive
173
178
97.2
24.9 + 22.3
Table 24.1
Changes in phenotypes affected by humans as
predators, other human interference, or natural
environmental changes
Figure 24.5
Effects of
nutrient level
on Johnson
grass
Figure 24.6
Effects of nutrient level on sorghum
Figure 24.7
Concentration of three nutrients in Johnson
grass and sorghum
Figure 24.8
The marsh pond snail, Stagnicola elodes and
the tadpole physa, Physella gyrina
Figure 24.9
Slopes of growth rates of two snails fed diets
containing different amounts of protein
species
protein
content in
diet
marsh pondsnail high
medium
low
tadpole physa
high
medium
low
Table 24.2
shell growth rate
(µm/day)
body wet mass
growth rate
(mg/day)
27.8
23.3
14.4
28.1
18.2
3.8
1.82
2.14
1.41
1.11
0.86
0.30
Reproduction
in snails fed
different
protein
content diets
Figure 24.10
Consumption,
assimilation and
allocation in two
snails fed different
protein content
diets
Figure 24.11
Japan's population age structure for 2000
and projected for 2050
Figure ELSI 24.1
Damselfish and
the effects of
predators on
different
densities of
yellowtail
damselfish
populations
Figure 24.12
Proportion of
damselfish lost
during daylight
feeding and
nighttime sheltering
Figure 24.13
Analysis of vulnerable positions and effect of
density on proportion of damselfish in vulnerable
positions
Figure 24.14
Annual changes in female European rabbits
densities and the proportion of one-year-olds
Figure 24.15
Relationships between density of female
European rabbits and reproductive parameters
Figure 24.16
Age and density-dependent reproductive
rates of European rabbits
Figure 24.17
Descriptive statistics and Clark-Evans
statistics for a jack pine forest
density
(#/m2)
mean NND
(m)
CE
probability
all trees, living,
dead, & stumps
0.55
0.554
1.567
0.117
living trees
0.18
1.107
5.56
<0.0001
dead trees
0.37
0.633
-1.898
0.942
population
Table 24.3
White wallrocket
reproduction
parameters as
functions of nearest
neighbor distance
Figure 24.18
American kestrel and nestbox with young
kestrel peeking out
Figure 24.19
Concentrations of chlorinated hydrocarbons
in eggs from a wild population of kestrels
year
compound
DDE
1969
34.6 + 28.1
(5)
DDT
nd
DDD
nd
Dieldrin
PCBs
Table 24.4
0.05 + 0 (1)
nd
1970
41.9 + 25.8
(22)
0.87 + 1.05
(5)
0.26 + 0.57
(5)
2.70 + 4.19
(5)
37.0 + 56.0
(5)
1971
1972
33.2 + 16.4 36.8 + 8.37
(6)
(5)
nd
nd
nd
nd
0.15 + 0.22
(7)
nd
nd
nd
Eggshell
thickness in
natural and
captive
kestrel
populations
Figure 24.20
Relationship between dietary DDE fed to American
kestrels and DDE in eggs and eggshell thickness
Figure 24.21
Relationship between concentration of DDE in eggs
and % decrease in eggshell thickness in raptors
Figure 24.22